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Best Choice ANKROYU 
ANKROYU UCF205/205-16 30mm/25.4mm Mounted Bearing, Steel Pillow Block Square Bearing with Solid Base, Flange Cartridge B 【Solid Bearing Steel Construction】Elevate your equipment with a pillow block square bearing crafted from high-quality sqAcbbMNS 
AcbbMNS 2Pcs UCF206 Pillow Block Bearing 30mm/1.2inch Bore 4 Bolt Square Flange Mounted Bearing Self Aligning Inside diameter: 12mm/0.5inch,15mm/0.6inch, 20mm/0.8inch, 25mm/1inch, 30mm/1.2inch, package include 2pcs flange pillow buxcell 
uxcell SBPFL204-12 Pillow Block Bearings 3/4" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench, ABEC Dimension: Model: SBPFL204-12 Bearings are designed to accommodate a shaft diameter of 3/4".AcbbMNS AcbbMNS 2Pcs UCF205 Pillow Block Bearing 25mm/1inch Bore 4 Bolt Square Flange Mounted Bearing Self Aligning Inside diameter: 12mm/0.5inch,15mm/0.6inch, 20mm/0.8inch, 25mm/1inch, 30mm/1.2inch, package include 2pcs flange pillow bBest Value MAX COOL 
ALL IN RED BOX 4Pcs Pillow Block Mounted Bore 12mm Inner Diameter Metal Ball Bearing Housing Zinc Alloy Material: Zinc AlloySPDJUMPER 
UCP204-12 Pillow Block Bearing - Pack of 2 Mounted Pillow Block Bearings with 3/4" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrSPDJUMPER 
UCP206 Pillow Block Bearing - Pack of 2 Mounted Pillow Block Bearings with 30mm Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrGeneric UCP204-12 Pillow Block Bearing - Pack of 1 Mounted Pillow Block Bearings with 3/4" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrBaxnore Baxnore UCF205 16 Pillow Block Bearing, Bearing Steel Flange Mounted Bearing, Dust Protection Square Bearing with Solid Material Strength: The pillow block bearing is made from bearing steel, providing mechanical properties and long-lastingSPDJUMPER UCP201-8 Pillow Block Bearing - Pack of 1 Mounted Pillow Block Bearings with 1/2" Bore Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrMingzhe 8mm KP08 Bearing Shaft Support Spherical Roller Mounted Bearings Pillow Block Housing for Industrial Machinery Equipment [Ready-to-mount Installation] Two‑bolt housing with ball bearing insert for easy setup.Aswalling Aswalling 4Pcs KP08 Pillow Block Mounted Bearing (Diameter 8mm Bore) Zinc Alloy Pillow Block Bearing [Easy to use]This bearing is a self-aligning pillow block bearing, you can adjust or replace the bearing easilyLSHPG 2 PCS UCP204-12 Pillow Block Mounted Ball Bearing 3/4" Bore with Solid Cast Iron Base - Self Alignment 【Premium Material & Extended Service Life】 - Crafted from high-grade bearing steel and a solid cast iron housing, this pGeneric UCF205-16 Pillow Block Bearing - Pack of 4 Square Flange Mounted Pillow Block Bearings with 1" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrANKROYU 15267-2RS Rubber Sealed Deep Groove Ball Bearing 15x26x7mm, Sealed Ceramic Bearing Cartridge Sealed Bearing Sealed Beari [High Quality Bearing Steel Construction]:Constructed from premium bearing steel, providing durability, wear resistance,uxcell uxcell 2 Pack LMK10LUU Linear Ball Bearings, 10mm Bore Square Flange Linear Ball Bearings Flange Motion Bushing with Dou Size & Package: Model: LMK10LUU; Inner Diameter: 10mm/ 0.39 in; Outer Diameter: 19mm/ 0.75 in; Total Length: 55mm/ 2.17Generic UCP210 Pillow Block Bearing - Pack of 2 Mounted Pillow Block Bearings with 50mm Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrAoutecen 4PCS SBR10UU Bearing Blocks Open Sliding Ball Bearing Block Aluminum Slider Linear Motion Ball Bearing Slide Block for C [High Concentricity] With fine workmanship and uniform bearing surfaces, these sliders can withstand heavy impact loadsuxcell uxcell SBPFL202-10 Pillow Block Bearings 5/8" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench Dimension: Model: SBPFL202-10 Bearings are designed to accommodate a shaft diameter of 5/8".JCMPBSURC Pillow Block Bearing，1PCS Bearing KFL005 KFL006 KFL007 Rods Shaft Diameter 35mm/30mm/25mm Zinc Alloy Bore Flange Miniatu 【Precise Fit】Designed for rods with shaft diameters of 25mm, 30mm, and 35mm, providing a and stable fit for various induXiKe XIKE 6901-2RS Ball Bearings 12x24x6mm Bearing Steel｜Pre-Lubricated｜Double Rubber Seals｜6901RS Deep Groove Ball Bearing w ✔ Dimensions: Bore diameter 12 mm, Outside diameter 24 mm, Width 6 mm.uxcell uxcell 2pcs UC206-20 Pillow Block Bearings 1-1/4" Bore Bearing Units Chrome Steel (GCR15) Flange Mounted Bearing Housing Dimension: Model: UC206-20 Bearings are designed to accommodate a shaft diameter of 1-1/4".uxcell uxcell SCS10LUU Linear Ball Bearing Slide Block Units Extra Long, 10mm Bore Dia (Pack of 2) Model: SCS10LUU (Bearing No.: LM10LUU, Nominal Shaft Diamter (dr): 10mm)SING F LTD SING F LTD 6Pcs Bike Pedal Cartridge Bearing Kit Needle Bearings & MR686-ZZ MR137-ZZ Ball Bearings Kit Compatible with S Compatibility: Compatible with Speedplay X1 and X2 pedals to ensure smooth and precise pedal rotation.JCMPBSURC Pillow Block Bearing，4pcs KP004 Bearing Mounted KP005 KP006 KP007 Shaft Diameter 20/25/30/35mm Bore Ball Spherical Rolle High-quality spherical roller bearings ensure smooth rotation and long-lasting performance in vertical or horizontal appuxcell uxcell® SCS10UU Linear Ball Bearing Slide Block Units, 10mm Bore Dia (Pack of 4) Model: SCS10UU (Bearing No.: LM10UU, Nominal Shaft Diamter (dr): 10mm)Generic KP08 Bore Diameter 8mm Ball Bearing Pillow Block Self-aligning Bearing Mounted Block Printer Accessory Kit Pack of 2pcs 🎉Metal bearings kit suits for maintenance and replacement of printer accessory.XiKe XIKE 6902-2RS Ball Bearings 15x28x7mm Bearing Steel｜Pre-Lubricated｜Double Rubber Seals｜6902RS Deep Groove Ball Bearing w ✔ Dimensions: Bore diameter 15 mm, Outside diameter 28 mm, Width 7 mm.XiKe XIKE 2 pcs 6304-2RS 20x52x15mm Ball Bearings witn Double Rubber Seals, Bearing Steel and Pre-Lubricated, 6304RS Deep Gro 6304-2RS 20 mm inside diameter, 52 mm outside diameter, 15 mm widthuxcell uxcell 4pcs KFL000 Pillow Block Bearings 10mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KFL000 Bearings are designed to accommodate a shaft diameter of 10mm; Accuracy Class: P6 (ABEC-3).Mellisso Mellisso 8Pcs KP08 Pillow Block Mounted Ball Bearing (Diameter 8mm Bore) Zinc Alloy Pillow Block Bearing [Easy to use]This bearing is a self-aligning pillow block bearing, you can adjust or replace the bearing easilyXiKe XIKE 6802-2RS Ball Bearings 15x24x5mm, Bearing Steel｜Pre-Lubricated｜Double Rubber Seals｜6802RS Deep Groove Ball Bearing ✔ Dimensions: Bore diameter 15 mm, Outside diameter 24 mm, Width 5 mm.LxcshLjx LxcshLjx 20Pcs Skateboard Rolling Bearings, Miniature Deep Groove Rollerblade Bearings, Bearing Steel Rubber Sealed Skat Material : The bearings is made of high quality bearing steel, it has durability and resistance to rust and deformationLumoThryxis 6201-2RS Deep Groove Ball Bearings 12mm x 32mm x 10mm — Carbon Steel, Double Sealed, Low Noise, Smooth Rotation Bearings Durable Carbon Steel Build — Made from tough carbon steel for long-lasting strength in motors, tools, pumps and home DIYzozii zozii 4 Pcs Bearing Housing Flange Bearing 10mm KP000 Ball Bearing Block Pillow Block Bearing for Spare Parts for 3D Pri Premium Material: Our unit bearings are made of premium zinc alloy material, sturdy and wear-, zinc alloy flange base wiGeneric UCP201 Pillow Block Bearing - Pack of 2 Mounted Pillow Block Bearings with 0.47inch Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrSPDJUMPER UCF202-10 Pillow Block Bearing - Pack of 1 Square Flange Mounted Pillow Block Bearings - Chrome Steel Bearings with 5/8" The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrGeneric UCF202-10 Pillow Block Bearing - Pack of 1 Square Flange Mounted Pillow Block Bearings - Chrome Steel Bearings with 5/8" The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrByttlerom Byttlerom 12Pcs KP08 Pillow Block Mounted Bearing (Diameter 8mm Bore) Zinc Alloy Pillow Block Bearing [Easy to use]This bearing is a self-aligning pillow block bearing, you can adjust or replace the bearing easilyAswalling Aswalling 4 Pcs Bearing Housing Flange Bearing 10mm KP000 Ball Bearing Block Pillow Block Bearing for Spare Parts for 3D Premium Material: Our unit bearings are made of premium zinc alloy material, sturdy and wear-, zinc alloy flange base wiByttlerom Byttlerom 16Pcs KP08 Pillow Block Mounted Bearing (Diameter 8mm Bore) Zinc Alloy Pillow Block Bearing [Easy to use]This bearing is a self-aligning pillow block bearing, you can adjust or replace the bearing easilyuxcell uxcell SCS10UU Linear Ball Bearing Slide Block Units, 10mm Bore Dia (Pack of 2) Model: SCS10UU (Bearing No.: LM10UU, Nominal Shaft Diamter (dr): 10mm)SPDJUMPER UCP206 Pillow Block Bearing - Pack of 1 Mounted Pillow Block Bearings with 30mm Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industruxcell uxcell SBPFL204-12 Pillow Block Bearings 3/4" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench Dimension: Model: SBPFL204-12 Bearings are designed to accommodate a shaft diameter of 3/4".Odorkle Odorkle Pillow Block Bearing, 12mm Vertical Bearing Pillow Block 2-Screw/Fastener Housing Ball Insert Self Alignment KP0 [Stable] Zinc alloy construction offers durability, stability, and excellent antioxidant capacitySPDJUMPER UCP205-14 Pillow Block Bearing -Self Alignment Pack of 1 Mounted Pillow Block Bearings with 7/8" Bore The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrGeneric UCF205-16 Pillow Block Bearing - Pack of 1 Square Flange Mounted Pillow Block Bearings with 1" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrRonstan Ronstan Series 20 Ball Bearing Block - Single SPDJUMPER UCF205-14 Pillow Block Bearing - Pack of 1 Square Flange Mounted Pillow Block Bearings with 7/8" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industrXiKe XIKE 2 pcs 6302-2RS 15x42x13mm Ball Bearings witn Double Rubber Seals, Bearing Steel and Pre-Lubricated, 6302RS Deep Gro 6302-2RS 15 mm inside diameter, 42 mm outside diameter, 13 mm widthGrcfumo Grcfumo 2 Pcs Pillow Block Bearing, UCP205 Pillow Block Mounted Ball Bearings, 25mm Self Alignment Pillow Block Bearing MULTI-MACHINERY APPLICATION: This pillow block bearing is widely used in various machinery, providing stable support foruxcell uxcell 2pcs KP08 Pillow Block Bearings 8mm Bore Bearing Units Zinc Alloy, P6(ABEC3) Dimension: Model: KFL08 Bearings are designed to accommodate a shaft diameter of 8mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell 2pcs KP08 Pillow Block Bearing 8mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KP08 Bearings are designed to accommodate a shaft diameter of 8mm; Accuracy Class: P6 (ABEC-3).DAYUAN DAYUAN Metric Bearing Race and Seal Bush Driver Set, 9 Discs Collar Axle Housing Master Universal Aluminum Bush Drive Se Will help users easily install race seals without damaging the race or axle housingXiKe XIKE 2 pcs 6302-2RS 15x42x13mm Ball Bearings witn Double Rubber Seals, Bearing Steel and Pre-Lubricated, 6302RS Deep Gro 6302-2RS 15 mm inside diameter, 42 mm outside diameter, 13 mm widthuxcell uxcell 2pcs UC205-14 Pillow Block Bearings 7/8" Bore Bearing Units Chrome Steel (GCR15) Flange Mounted Bearing Housing w Dimension: Model: UC205-14 Bearings are designed to accommodate a shaft diameter of 7/8".uxcell uxcell 4pcs KP004 Pillow Block Bearings 20mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KP004 Bearings are designed to accommodate a shaft diameter of 20mm; Accuracy Class: P6 (ABEC-3).DAYUAN DAYUAN Metric Bearing Race and Seal Bush Driver Set, 9 Discs Collar Axle Housing Master Universal Aluminum Bush Drive Se Will help users easily install race seals without damaging the race or axle housinguxcell uxcell 4pcs KFL08 Pillow Block Bearing 8mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KFL08 Bearings are designed to accommodate a shaft diameter of 8mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell 2pcs KFL006 Pillow Block Bearings 30mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KFL006 Bearings are designed to accommodate a shaft diameter of 30mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell 4pcs KP005 Pillow Block Bearings 25mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KP005 Bearings are designed to accommodate a shaft diameter of 25mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell 2pcs KFL08 Pillow Block Bearing 8mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KFL08 Bearings are designed to accommodate a shaft diameter of 8mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell 4 Pcs KP006 Pillow Block Bearing 30mm Bore Zinc Alloy Inner Ball Mounted Bearing Block Insert Bearing Self-Alignm Bearings are designed to accommodate a shaft diameter of 30mm/ 1.14Inch; Overall Size: 130 x 26 x 68mm/ 5.1 x 1 x 2.7IncGeneric UCF205-14 Pillow Block Bearing - Pack of 4 Square Flange Mounted Pillow Block Bearings with 7/8" Bore, Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industruxcell uxcell 2pcs UC207-22 Pillow Block Bearings 1-3/8" Bore Bearing Units Chrome Steel (GCR15) Flange Mounted Bearing Housing Dimension: Model: UC207-22 Bearings are designed to accommodate a shaft diameter of 1-3/8".uxcell uxcell 2pcs KFL007 Pillow Block Bearings 35mm Bore Bearing Units Zinc Alloy Flange Mounted Bearing Housing, P6(ABEC3) Dimension: Model: KFL007 Bearings are designed to accommodate a shaft diameter of 35mm; Accuracy Class: P6 (ABEC-3).uxcell uxcell SBPFL204 Pillow Block Bearings 25/32" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench Dimension: Model: SBPFL204 Bearings are designed to accommodate a shaft diameter of 25/32".uxcell uxcell UC206-20 Pillow Block Bearings 1-1/4" Bore Bearing Units Chrome Steel (GCR15) Flange Mounted Bearing Housing with Dimension: Model: UC206-20 Bearings are designed to accommodate a shaft diameter of 1-1/4".uxcell uxcell SBPFL205-14 Pillow Block Bearings 7/8" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench Dimension: Model: SBPFL205-14 Bearings are designed to accommodate a shaft diameter of 7/8".XiKe XIKE 685-2RS Sealed Ball Bearings 5x11x5mm Bearing Steel｜Pre-Lubricated｜Double Rubber Seals｜685RS Miniature Deep Groove ✔ Dimensions: Bore diameter 5 mm, Outside diameter 11 mm, Width 5 mm.uxcell uxcell 6 Pcs KP006 Pillow Block Bearing 30mm Bore Zinc Alloy Inner Ball Mounted Bearing Block Insert Bearing Self-Alignm Bearings are designed to accommodate a shaft diameter of 30mm/ 1.2Inch; Overall Size: 130 x 26 x 69mm/ 5.1 x 1 x 2.7Inchuxcell uxcell SBPFL205-16 Pillow Block Bearings 1" Bore Bearing Units Steel Flange Mounted Bearing Housing with Wrench Dimension: Model: SBPFL205-16 Bearings are designed to accommodate a shaft diameter of 1".uxcell uxcell 2pcs UC208-24 Pillow Block Bearings 1-1/2" Bore Bearing Units Chrome Steel (GCR15) Flange Mounted Bearing Housing Dimension: Model: UC208-24 Bearings are designed to accommodate a shaft diameter of 1-1/2".SPDJUMPER Pillow Block Bearings,4Pcs UCFL206 Flanged Pillow Block Bearing 30mm Bore Self Aligning Pillow Block Flange Mounted Bear The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industruxcell uxcell 6 Pcs UCP201-8 Pillow Block Bearing 1/2 Inch Bore Solid Cast Iron Base Mounted Bearing Block Insert Bearing Self- Bearings are designed to accommodate a shaft diameter of 1/2 Inch; Overall Size: 123 x 32 x 56mm/ 4.8 x 1.3 x 2.2Inch (LBIGTEDDY Upto10X 608ZZ Ball Bearing Premium ABEC-7 Skateboard 3D Printer for RepRap HOT - 608-ZZ Ball Bearing, this is a popular size of Skate bearing or any application that uses this size 8mm x 22mm x 7mm.uxcell uxcell 2pcs UCP202-10 Pillow Block Bearings 5/8" Bore Bearing Units Cast Steel Flange Mounted Bearing Housing Dimension: Model: UCP202-10 Bearings are designed to accommodate a shaft diameter of 5/8"uxcell uxcell 2pcs UCP201 Pillow Block Bearings 12mm Bore Bearing Units Cast Steel Flange Mounted Bearing Housing Dimension: Model: UCP201 Bearings are designed to accommodate a shaft diameter of 12mmNUZAMAS 10 Pcs NUZAMAS Ball Bearings 6205-2RS Deep Groove Ball Bearings High Speed Double-Sided Seal Deep Groove Raceway Ball Be High-Quality Bearing Steel - Crafted from premium bearing steel, ensuring extended bearing service life.uxcell uxcell 2 Pcs UCP205 Pillow Block Bearings 25mm Bore Self Alignment, Solid Cast Iron Base Mounted Chrome Steel Bearings Model: UCP205 Bearings are designed to accommodate a shaft diameter of 25mm. Come with 4pcs screws and a key wrench.eMagTech eMagTech 20pcs Miniature Bearings 693ZZ Deep Groove Double Shielded Miniature Ball Bearings Compatible with 3D Printers, Package includes : There are a total of 20 pieces of miniature bearings that you can use for many different projects.ZHFGPLKA KP Series Pillow Block Bearing, Spherical Roller Mounted Units KP000-KP006 for Shaft Support(KP006 ID 30mm 2pcs) Spherical roller bearing insert accommodates minor misalignments and supports heavy radial loads.uxcell uxcell 4 Pcs UCP205-14 Pillow Block Bearing 7/8 Inch Bore Solid Cast Iron Base Mounted Bearing Block Insert Bearing Self Bearings are designed to accommodate a shaft diameter of 7/8 Inch; Overall Size: 138 x 35 x 68mm/ 5.4 x 1.4 x 2.7Inch (LPGN Bearings PGN Bearings Pgn Pillow Block Bearing Ucp206-20 - Pack of 4 Mounted Pillow Block Bearings - Chrome Steel Bearings with 1 PGN Bearings PGN Bearings Pgn Pillow Block Bearing Ucp206-20 - Pack of 4 Mounted Pillow Block Bearings - Chrome Steel Bearings with 1 Jectse MGN12C Carriage Bearing Block for 3D Printer, Stable Steel Ball Rows, High Accuracy Guide Rail, Wind Power Generation High in Accuracy: The linear guide rail is interchangeable, and the slider or guide rail, or even the linear guide railXiKe XIKE 6202-2RS Ball Bearings 15x35x11mm, Bearing Steel and Double Rubber Seals, Pre-Lubricated, 6202RS Deep Groove Ball B ✔ Dimensions: Bore diameter 15 mm, Outside diameter 35 mm, Width 11 mm.Baxnore Baxnore 2 PCS UCP204 Pillow Block Bearings, Self Alignment Pillow Bearings, High Hardness Ball Mounted Bearing with Bloc Versatility: Pillow block bearings combine rolling bearings and bearing blocks; They offer great versatility and interchAgastriya Agastriya UCF 205 Bearing Pillow Block Unit for Shaft Diameter 25mm Shaft Diameter 25 mm, Material - Cast iron housing, chrome steel bearing The UCF205 pillow block bearing unit is equippeBaxnore Baxnore 2 PCS UCP202 Pillow Block Bearing, Bearing Steel Ball Mounted Bearing with Cast Housing, Heavy Duty Self Alignin Materials: Crafted from robust bearing steel and a cast iron shell, this pillow block bearing offers impressive hardnessNUIBBYED NUIBBYED, SBR Linear Ball Bearing Blocks Slide Block for SBR Linear Rail Guide, Aluminum CNC Parts (12mm, 4) Model: SBRTOUISEDGI TOUISEDGI UCP202 Pillow Block Bearing Ball Mounted Bearing Cast Housing and Versatile for Machinery [HIGH DURABILITY]: Made of premium bearing steel and cast iron shell, ensuring high hardness and durability for long-lasBaxnore Baxnore 2 PCS UCP205 Pillow Block Bearings, 25 mm Self Alignment Bearing, Heavy Duty Ball Mounted Bearing, Mechanical Be Versatile Use: This pillow block bearing is designed to meet the needs of a diverse range of machinery; It works well acSPDJUMPER UCF210-30 Pack of 4 flanged Pillow Block Bearing,1-7/8"Bore Diameter,Self Alignment The body has high resistance to wear and tear, meaning it does not deteriorate under high pressure and meets all industr