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Best Choice ViaGasaFamido 
ViaGasaFamido PU Transmission Round Belt Belting Green Rough PU Polyurethane Round Belt for Conveyor Bonding Machine Dry PU round belt, also known as PU round belt mainly PU particles as raw material which is produced after purification procCHANCS 
CHANCS V-Type Pulley 16mm Outer Dia Single Groove Pulley 6mm Fixed Bore Pulley for Drilling Machine 4MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concent
V Grooved Pulley PU Round Belt Pulleys Aluminum For 10mm Width Belt OD 40-100mm Grooved width: 12.5mm(for 10mm width round belt)(Belt not included). OD: 40mm/60mm/80mm/100mm. Material: Aluminum Alloy.CHANCS CHANCS Outer Diameter 30mm Single Groove Pulley 8mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concent
U Grooved Pulley PU Round Belt Pulleys Aluminum For 4/5mm Width Belt OD 20-80mm Type：U Grooved Pulley。. -Grooved width: 4/5mm(for 4/5mm width belt)。. -OD: 20mm 30mm 40mm 60mm 80mm 100mm。. -Material: aBest Value CHANCS 
CHANCS Outer Diameter 80mm Single Groove Pulley 16mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentOshhni 
Oshhni 28x Transmission Belt Pulley Rubber Band Multifuction Combination Set Engine Drive Belt for DIY Model Toy, Module 28Transmission BeltsDouble V Grooved Pulley PU Round Belt Pulleys Aluminum Width 7mm OD 30-80mm Type：Double V Grooved Pulley. -Grooved width: 7mm(for 6mm width belt). -OD: 30mm 40mm 60mm 80mm. -Material: aluminium alCHANCS CHANCS Outer Diameter 3.1 in (80 mm) Single Groove Pulley 0.5 in (12 mm) Fixed Bore Pulley for Drilling Machines 6 MMPU Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentV Grooved Pulley PU Round Belt Pulleys Aluminum For 10mm Width Belt OD 40-100mm Type：V Grooved Pulley. -Grooved width: 12.5mm(for 10mm width belt). -OD: 40mm 60mm 80mm 100mm. -Material: aluminium alloCHANCS CHANCS Double Groove Aluminum Alloy V-Groove Belt Pulley 30mm OD 8mm Fixed Bore Pulley for Motor Shaft Drilling Machine *Pulley wheel is made of high quality aluminium material, which is not easy to rust, durable and has a long service lifeViaGasaFamido PU Polyurethane Transmission Round Belt for Conveyor Belt Applications, Bonding Machine Systems, and Dryer Equipment - 5 This Polyurethane round belt is rough surface. Easy to welding, easy installation, long service lifeV Grooved Pulley PU Round Belt Pulleys Aluminum For 6mm Width Belt OD 20mm-100mm Grooved width: 7mm(for 6mm width belt). OD: 20mm/30mm/40mm/60mm/80mm/100mm. Material: Aluminum Alloy. Widely used: motorOTOTEC OTOTEC Sweeper Round Drive Belt 5x485mm Compatible with Karcher KM 550 S500 S550 S650 Side Brush 6.363-012.0 Compatible Models：6.363-012.0 63630120 Compatible with Kärcher KM 550, S 500, S 550, and S 650 sweepers to drive the sidAluminum V Grooved Pulley O Round Belt Pulleys For 6mm Width Belt OD 20mm-80mm Advertising Nail. Aluminium Profile. Titanium Alloy Fasteners. Cup Head Washers. Aluminum Alloy Fasteners. ● Product ApeCHANCS CHANCS Outer Diameter 30mm Single Groove Pulley 7mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentAlu Single Grooved Pulley PU Round Belt Pulleys OD 20-80mm Hole 5~15mm For Motor Advertising Nail. ● Product Aperture: 5/6/7/8/9/10/11/12/13/14/15/16mm. Cup Head Washers. Round Head Bolt. Button Head AMarhynchus Round Belt Pulley, 14mm Aperture Clamp, Fixed Round Belt Pulley, Used For Drive (Diameter of the joint PD 96mm) ALUMINUM ALLOY MATERIAL: Made of aluminum alloy material, strong and durable, not easy to damage, and long service life.Aluminum V Belt Pulley Drive Pulleys Grooved 7mm For 6mm Round / K-Type Belts Type: Single/Double Groove V Pulley. Pulley Specifications. -Material : Aluminum alloy. -Wide applications: motors, micrCHANCS CHANCS Outer Diameter 30mm Single Groove Pulley 12mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentU Grooved Pulley PU Round Belt Pulleys Aluminum For 4/5/6/8mm Width OD 20-80mm Type：U Grooved Pulley. -Grooved width: 4mm/5mm/6mm/8mm. -OD: 20mm 30mm 40mm 50mm 60mm 80mm. -Material: aluminium alloy.CHANCS CHANCS Outer Diameter 40mm Single Groove Pulley 12mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentV Grooved Pulley PU Round Belt Pulleys Aluminum For 6mm Width Belt OD 20mm-100mm Type：V Grooved Pulley. -Grooved width: 7mm(for 6mm width belt). -OD: 20mm 30mm 40mm 60mm 80mm 100mm. -Material: aluminiu11% Off Yosoo Polyurethane Round Belt Rough PU Transmission Belt for Drive (Green)(6mm*10m) ?This Polyurethane round belt is rough surface,Wear and impactDouble V Grooved Pulley PU Round Belt Pulleys Aluminum Width 7mm OD 30-80mm Type：Double V Grooved Pulley. -Grooved width: 7mm(for 6mm width belt). -OD: 30mm 40mm 60mm 80mm. -Material: aluminium alDLRSET Pulley Block, 1PC Silver Aluminum Alloy 30MM Single Groove Pulley,4-16MM Fixed Bore Pulley Wheel for Motor Shaft 6MM Rou [High Quality] Made of high-quality materials, wear-resistant and rust-proof.Aluminum V Belt Pulley Groove Width 1/2" Drive Pulley For 10mm Round/A-Type Belt Type: PU round belt V-groove pulley. - Groove width: 12.5 mm (for 10 mm wide belt). Pull keyway -Material: Aluminum alloGatuida Gatuida 5 Meters Gt2 Timing Belt 6mm Perfect Fit for 3D Printer Linear Motion Timing Pulley Belt Timing pulley belt 6mm:designed specifically for linear movement,timing pulley wheelU-Groove Pulley Aluminum 20-80mm OD PU Round Belt Pulleys for 4-8mm Belts Width Gear Belt Bearings Couplings Chain Belt Pulley Nut Motor Bracket Other. ● Material: Aluminium. ● Slot width: 4mm 5mm 6mmCHANCS CHANCS Aluminum Alloy Single Groove Pulley 20mm OD 8mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentU Grooved Pulley PU Round Belt Pulleys Aluminum Groove Width 3mm OD 15-30mm Type：Double U Grooved Pulley. -Grooved width: 3mm(for3mm width belt). -OD: 15mm 20mm 25mm 30mm. -Material: aluminium allZUUOZBYY ZUUOZBYY 5 Pack Screw Fixed Round Pulley Durable VShaped Pulley with 16mm Diameter Hole for Round Belt Transmission (540 The screw fixed round pulley is to generate round belt transmission by tightening the friction of the belt.U Grooved Pulley PU Round Belt Pulleys Aluminum For 2mm Width Belt OD 10-80mm Grooved width: 2mm(for 2mm width belt)。. -Type：U Grooved Pulley。. -OD: 10mm 15mm 20mm 25mm 30mm 42mm 50mm 60mm 80mm。. -MCHANCS CHANCS Outer Diameter 80mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentZUUOZBYY ZUUOZBYY 5 Pack Screw Fixed Round Pulley Durable VShaped Pulley with 16mm Diameter Hole for Round Belt Transmission (540 The screw fixed round pulley is to generate round belt transmission by tightening the friction of the belt.Lrocaoai 84Pcs ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 4. Made of high quality material, in use.DANAIXZ Round Belt Pulley Aluminum Alloy 14mm Aperture Stable Low Noise Clamp Fixed Drive Wheel (Diameter of The Joint PD 96mm) Using sophisticated production technology, this round belt pulley can be applied to round belt transmission and has goodLIYJTK Round Belt Pulley Aluminum Alloy Low Noise Clamp Fixed Drive Wheel Stable for Mechanical Pulleys Electric Motor Pulley ( [SOPHISTICATED PRODUCTION TECHNOLOGY] Ensures Good Elasticity and Smooth Movement in Round Belt Transmission, AlleviatinJeffergarden Jeffergarden Orange Pu, One Half Inch Bore Rubber Belt Pulley Polyurethane Belting Polyurethane Round Belt for Drive Tra This Polyurethane round belt is , and high hardnessATNSINC ATNSINC 21PCS/Set GT2 Timing Belt Pulley Include 8pcs Mix Timing Belt 6 mm Width, 8pcs 20 Teeth 6mm Bore Belt Pulley Whe Package included: 8pcs GT2 close-loop belt in different size:110mm/ 112mm/122mm/158mm/200mm/280mm/300mm/400mm, 8 pcs GT2Peakloong Peakloong 84Pcs ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 4. Made of high quality material, in use.Baxnore Baxnore 5 Pack Aluminum Alloy Screw Fixed Round Pulley VShaped Groove 8mm Hole Durable Round Belt Transmission Pulley fo [PREMIUM ALUMINUM ALLOY BUILD] Engineered with high-grade aluminum alloy, these screw fixed round pulleys offer superiorANKROYU ANKROYU Round Belt Pulley, Aluminum Alloy Drive Wheel 14 mm Aperture, Low Noise Fixed Clamp Pulley for Mechanical Transm Transmission Design: This aluminium pulley integrates with round belts for effective friction drive; Transfers power smoCHANCS CHANCS Outer Diameter 100mm Single Groove Pulley 10mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentCHANCS CHANCS Outer Diameter 80mm Single Groove Pulley 5mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentLIYJTK Round Pulley Durable V-Shaped Pulley 8MM Hole Round Belt Transmission Applicable Scene (5401-0004-0008) [MADE OF ALUMINUM ALLOY] The screw fixed round pulley is strong and durable, ensuring effective machine protection.uxcell uxcell V-Type Pulley 8mm Bore 80mm Outer Dia Single Groove Aluminum Alloy for Motor Shaft Drilling Machine 6mm(1/4") PU Package Content: 1pcs single groove pulley with 2pcs machine screws. Overall Dimension: 8 x 80 x 17.5mm/ 0.31 x 3.15 x 0AKLOSIPY Orange PU Polyurethane Round Belt 2mm x 10m – Drive Belt for DIY, Crafting, and Industrial Use High Tensile Strength - This PU round belt showcases an impressive tensile strength, ensuring it can withstand high tensuxcell uxcell V-Type Pulley 12mm Bore 41mm Outer Dia Single Groove Aluminum Alloy for 4-5MM PU Round Belt Motor Shaft Drilling Size - Aperture Diameter: 5mm; Outer Diameter: 22mm; Height: 15mm; The pulley is a single groove, fixed hole with machinFUWIND FUWIND 84Pcs Transmission Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt uxcell uxcell V-Type Pulley 5mm Bore 80mm Outer Dia Single Groove Aluminum Alloy for Motor Shaft Drilling Machine 6mm(1/4") PU Package Content: 1pcs single groove pulley with 2pcs machine screws. Overall Dimension: 5 x 80 x 17.5mm/ 0.2 x 3.15 x 0.10% Off Lokkr Lokkr 6PCS Aluminum 20 Teeth GT2 Timing Belt Pulley 8mm Bore 6mm Width, Synchronous Wheel for 3D Printer Parts Width 6mm ➤High Quality Material: Made of high-quality Aluminum Alloy, Surface oxidation treatment, durable, fine workmanship andLokkr Lokkr 6PCS Aluminum 20 Teeth GT2 Timing Belt Pulley 8mm Bore 6mm Width, Synchronous Wheel for 3D Printer Parts Width 6mm ➤High Quality Material: Made of high-quality Aluminum Alloy, Surface oxidation treatment, durable, fine workmanship anduxcell uxcell V-Type Pulley 7mm Bore 80mm Outer Dia Single Groove Aluminum Alloy for Motor Shaft Drilling Machine 6mm(1/4") PU Package Content: 1pcs single groove pulley with 2pcs machine screws. Overall Dimension: 7 x 80 x 17.5mm/ 0.28 x 3.15 x 0SING F LTD SING F LTD 10pcs GT2 Pulley 2GT Timing Pulley 20 Teeth 5mm Bore 6mm Width Belt Stepper Motor Pulleys Aluminum Timing Bel [Size] Height 16mm, bandwidth 6mm,20 teeth, inner hole 5mm.CHANCS CHANCS Outer Diameter 60mm Single Groove Pulley 6mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt Description:The inner hole of the pulley is accurate in size, formed with one knife, runs smoothly, and has high concentNOENNULL Round Polyurethane Belt, PU Transmission Belt High Quality Round Belt Raw PU Round Belt for Drive Transmission, Green (8 Easy to weld, easy installation, long service lifeDomary Domary Round Pulley Durable VShaped Screw Fixed Pulley with 16mm Diameter Hole for Round Belt Transmission (5401-0006-00 [Shock Relief] Relieves shock and vibration during operation, protecting the machine and motor from damage.uxcell uxcell Single Groove Pulley 19mm Fixed Bore 80mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; ApLIXIAOTONG Double Groove Round Belt Pulley Transmission Wheel Model Belt Motor Pulley Outer Diameter 40mm 6/7/8/9/10/11/12/14/15/16 Bore size:6/7/8/9/10/11/12/14/15/16 mmLIXIAOTONG Double Groove Round Belt Pulley Transmission Wheel Model Belt Motor Pulley Outer Diameter 40mm 6/7/8/9/10/11/12/14/15/16 Bore size:6/7/8/9/10/11/12/14/15/16 mmLIXIAOTONG Aluminum Alloy Round Belt Pulley Fixed with DIY Spindle Motor Drive Precision Beautiful Silk Top(6.35mm) Pulley for round beltHARFINGTON HARFINGTON V-Type Pulley 6mm Bore 31mm Outer Dia Single Groove Aluminum Alloy for 4-5MM PU Round Belt Motor Shaft Drilli Size - Aperture Diameter: 6mm; Outer Diameter: 31mm; Height: 15mm; The pulley is a single groove, fixed hole with machinＳｉｍｈｏａ Ｓｉｍｈｏａ 28 Pieces Pulley Rubber Band Transmission Belt Round Belting Combination Set Pulley Belts for RC Toy DIY Toy Airp 【Material】Transmission belt made ofhigh quality rubber,which is durable for long term use.HARFINGTON HARFINGTON Polyurethane Round Belts 2mm Dia 16.4ft(5 Meters) Length Rough Surface PU Urethane Belt for Drive Transmissio Size - Diameter: 2mm; Perimeter: 16.4ft(5 Meters); Green Rough Surface Urethane Round BeltACDelco ACDelco 38103 Professional Automatic Belt Tensioner and Pulley Assembly Ensures proper belt tension, alignment, and damping for superior performanceuxcell uxcell 1Pcs Single Groove Pulley, 6mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 6mm / 0.24"; Outer Diameter: 50mm / 1.97"; And applicableuxcell uxcell Polyurethane Round Belts 3mm Dia 32.8ft(10 Meters) Length Rough Surface PU Urethane Belt for Drive Transmission, Size - Diameter: 3mm; Perimeter: 32.8ft(10 Meters); Green Rough Surface Urethane Round BeltACDelco ACDelco 38158 Professional Automatic Belt Tensioner and Pulley Assembly Designed to keep drive belt at proper tensionLIXIAOTONG Aluminum Alloy Misumi Round Belt Pulley Spindle Motor Drive Belt Wheel Diameter 100mm(5mm) Bore size:5/6/6.35/8/10/11/12/15/14mmYOSADIER YOSADIER 10 Pcs 5Mm V-Shape Groove Large Model Pulley with Ball Bearings, Passive Round Bearing Pulley for 3D Printer Ac Silent wheels:the plastic roller bearing is a passive round model pulley to for 3d printer,small pulley wheelX AUTOHAUX X AUTOHAUX Belt Tensioner Pulley Assembly 2528125000 for Kia Optima 2006-2015 for Kia Magentis 2007-2010 Serpentine Tens [OE Number of Belt Tensioner and Pulley Assembly] 2528125000, 252812G000, 39071, 999220A, 49428, 89618, BT448, 89618FN,DRIVESTAR DRIVESTAR 1032000870 Belt Tensioner with Pulley 1994-1997 for Mercedes-Benz SL320,1987-1993190E,1987-1989 260E 300CE 300 Fitment:1994 - 1997 for Mercedes-Benz SL320,1987 - 1993190E,1987 - 1989 260E,1988 - 1993 300CE,1986 - 1993 300E,1994 - 1uxcell uxcell 2Pcs Single Groove Pulley, 7mm Fixed Bore 20mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 7mm / 0.28"; Outer Diameter: 20mm / 0.79"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 5mm Fixed Bore 20mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 5mm / 0.2"; Outer Diameter: 20mm / 0.79"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 6mm Fixed Bore 20mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 6mm / 0.24"; Outer Diameter: 20mm / 0.79"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 6mm Fixed Bore 20mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 6mm / 0.24"; Outer Diameter: 20mm / 0.79"; And applicableACDelco ACDelco 38194 Professional Automatic Belt Tensioner and Pulley Assembly Ensures proper belt tension, alignment, and damping for superior performanceuxcell uxcell 1Pcs Single Groove Pulley, 12mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 12mm / 0.47"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 1Pcs Single Groove Pulley, 20mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 20mm / 0.79"; Outer Diameter: 50mm / 1.97"; And applicablHARFINGTON HARFINGTON PU Transmission Belt Polyurethane Round Belts 5mm Dia 3.3ft(1 Meter) Length Smooth Surface Urethane Belt for Size - Diameter: 5mm/0.2"; Perimeter: 3.3ft(1 Meter); Black Smooth Surface Urethane Round BeltRuimou Ruimou 10PCS 2GT Aluminum Timing Belt Idler Pulley, GT2 5mm Hole 6mm Wide, no Teeth, Used for 3D Printer Timing Belt 1.Material:Aluminium alloy.uxcell uxcell Polyurethane Round Belts 5mm Dia, 3 Meters (10ft) Length PU Polyurethane Belt for Drive Transmission (Smooth Surf Size - Smooth surface Polyurethane round belt with 5mm diameter, and 3 Meters (10ft) length.uxcell uxcell 2Pcs Single Groove Pulley, 4mm Fixed Bore, 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 4mm / 0.16"; Outer Diameter: 30mm / 1.18"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 15mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 15mm / 0.59"; Outer Diameter: 30mm / 1.18"; And applicablAcbbMNS AcbbMNS 5Pcs GT2 Timing Belt Idler Pulley 20 Teeth 8mm Bore Aluminium Alloy Synchronous Wheels for 6mm Width Belt 3D Pri ►Product Size: 20 teeth, 8mm boreuxcell uxcell 2Pcs Single Groove Pulley, 10mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 30mm / 1.18"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 14mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 14mm / 0.55"; Outer Diameter: 30mm / 1.18"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 8mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 8mm / 0.31"; Outer Diameter: 30mm / 1.18"; And applicableuxcell uxcell 1Pcs Single Groove Pulley, 18mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 18mm / 0.71"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 7mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 7mm / 0.28"; Outer Diameter: 30mm / 1.18"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 6mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 6mm / 0.24"; Outer Diameter: 30mm / 1.18"; And applicableuxcell uxcell 1Pcs Single Groove Pulley, 11mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 11mm / 0.43"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 5mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 5mm / 0.2"; Outer Diameter: 30mm / 1.18"; And applicableuxcell uxcell 1Pcs Single Groove Pulley, 15mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 15mm / 0.59"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 1Pcs Single Groove Pulley, 10mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 15mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 15mm / 0.59"; Outer Diameter: 40mm / 1.57"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 17mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 17mm / 0.67"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 18mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 18mm / 0.71"; Outer Diameter: 40mm / 1.57"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 14mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 14mm / 0.55"; Outer Diameter: 40mm / 1.57"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 8mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 8mm / 0.31"; Outer Diameter: 40mm / 1.57"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 10mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 40mm / 1.57"; And applicablGeneric Generic 10 Pcs 5Mm V-Shape Groove Large Model Pulley Wheels with Ball Bearings, Passive Round Bearing Pulley Set for 3D Small plastic pulley wheel:this roller has an outer diameter of 25 mm, a thickness of 11 mm and a bore of 5 mm,plastic wuxcell uxcell 2Pcs Single Groove Pulley, 12mm Fixed Bore 80mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 12mm / 0.47"; Outer Diameter: 80mm / 3.15"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 18mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 18mm / 0.71"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 10mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 10mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 15mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 15mm / 0.59"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 15mm Fixed Bore 80mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 15mm / 0.59"; Outer Diameter: 80mm / 3.15"; And applicablKaifucy Kaifucy 2X Pulley 20 Teeth Bore 5mm + 6mm Timing Belt & 2X Idler 4X Tensioner for 3D Printer RepRap The pulley is used with the belt and is very convenient to use.uxcell uxcell 2Pcs Single Groove Pulley, 10mm Fixed Bore 80mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 80mm / 3.15"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 12mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 12mm / 0.47"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 11mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 11mm / 0.43"; Outer Diameter: 60mm / 2.36"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 6mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 6mm / 0.24"; Outer Diameter: 60mm / 2.36"; And applicableuxcell uxcell 2Pcs Single Groove Pulley, 20mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 20mm / 0.79"; Outer Diameter: 60mm / 2.36"; And applicabl