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Best Choice Oshhni 
Oshhni 28x Transmission Belt Pulley Rubber Band Multifuction Combination Set Engine Drive Belt for DIY Model Toy, Module 28Transmission BeltsCHANCS 
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 concentCHANCS 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 concentBest Value 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 procViaGasaFamido 
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 lifeCHANCS 
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 concentCHANCS 
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 concentCHANCS 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 lifeLrocaoai 84Pcs ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 4. Made of high quality material, in use.CHANCS 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 concentMarhynchus 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.IstoFlyt IstoFlyt 84Pcs ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 4. Made of high quality material, in use.OTOTEC 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 sidCHANCS 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 concentATNSINC 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.28% Off Yosoo Polyurethane Round Belt Rough PU Transmission Belt for Drive (Green)(6mm*10m) ?This Polyurethane round belt is rough surface,Wear and impactZUUOZBYY 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.Gatuida 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 wheelFUWIND FUWIND 84Pcs Transmission Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt ZUUOZBYY 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.CHANCS 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 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 concentDANAIXZ 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, AlleviatinBaxnore 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 superiorCHANCS CHANCS Groove Aluminum Alloy V-Groove Belt Pulley 20mm OD 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 concentEMSea EMSea 4Pcs GT2 Smooth Idler Pulley 20 Teeth 5mm Bore 10mm Width Synchronous Belt Wheels with Double Bearings for 3D Prin GT2 toothless idler pulley, 20 teeth, 5mm bore, 10mm wide.LIYJTK 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 tensCHANCS 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 concentuxcell 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 machinuxcell 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.uxcell 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 0CHANCS CHANCS Outer Diameter 60mm 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 concentＳｉｍｈｏａ 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.DLRSET 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.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 Belt10% 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 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 38103 Professional Automatic Belt Tensioner and Pulley Assembly Ensures proper belt tension, alignment, and damping for superior performanceAnlayliay Anlayliay 5mm Bore GT2 80T Pulley Synchronous Wheel 2GT Timing Belt Pulley 80 Teeth for Voron 2.4 3D Printer 6mm Width B Material: Aluminum Alloy; Number of tooth: 80T; 5mm Bore size, for 6mm width belt useACDelco ACDelco 38158 Professional Automatic Belt Tensioner and Pulley Assembly Designed to keep drive belt at proper tensionuxcell 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 2Pcs Single Groove Pulley, 16mm Fixed Bore 30mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 16mm / 0.63"; Outer Diameter: 30mm / 1.18"; And applicablX 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,ACDelco ACDelco 38194 Professional Automatic Belt Tensioner and Pulley Assembly Ensures proper belt tension, alignment, and damping for superior performanceYOSADIER 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 wheeluxcell 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 applicableLokkr Lokkr 6PCS Aluminum 20 Teeth GT2 Timing Belt Pulley 6mm 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 6mm 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 andBATHVEVE BATHVEVE 10pcs Large Plastic Pulley V-Shape Groove Wheels with Ball Bearings for 3D Printer Roller Passive Round Bearing Pulley wheels--the pulleys are produced by high-precision automatic lathe machining, with less machining error,wheel beaLIXIAOTONG 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 mmuxcell 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, 10mm Fixed Bore 20mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 10mm / 0.39"; Outer Diameter: 20mm / 0.79"; And applicablDomary 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.LIXIAOTONG Aluminum Alloy Round Belt Pulley Fixed with DIY Spindle Motor Drive Precision Beautiful Silk Top(6.35mm) Pulley for round beltLIXIAOTONG 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 mmuxcell 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 applicabluxcell uxcell Polyurethane Round Belts 10mm Dia, 3 Meters (10ft) Length PU Polyurethane Belt for Drive Transmission (Rough Surf Size - Rough surface Polyurethane round belt with 10mm 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 applicabluxcell 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, 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, 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 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 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, 16mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 16mm / 0.63"; Outer Diameter: 50mm / 1.97"; And applicabluxcell 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, 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 applicablLIXIAOTONG Aluminum Alloy Misumi Round Belt Pulley Spindle Motor Drive Belt Wheel Diameter 100mm(6.35mm) Bore size:5/6/6.35/8/10/11/12/15/14mmuxcell 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 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 1Pcs Single Groove Pulley, 17mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 17mm / 0.67"; Outer Diameter: 50mm / 1.97"; And applicabluxcell uxcell 1Pcs Single Groove Pulley, 8mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 8mm / 0.31"; Outer Diameter: 50mm / 1.97"; And applicableuxcell 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, 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, 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 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 applicabluxcell uxcell 2Pcs Single Groove Pulley, 11mm Fixed Bore 40mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 11mm / 0.43"; Outer Diameter: 40mm / 1.57"; And applicabluxcell 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, 14mm Fixed Bore 80mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 14mm / 0.55"; Outer Diameter: 80mm / 3.15"; And applicabluxcell uxcell 2Pcs Single Groove Pulley, 20mm Fixed Bore 80mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 20mm / 0.79"; 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, 8mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wren Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 8mm / 0.31"; Outer Diameter: 60mm / 2.36"; And applicableuxcell 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, 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 applicablBAZEITFLOW BAZEITFLOW 10pcs 3D Printer Roller Wheels Plastic V-Groove Pulley Ball Bearing Passive Round Large Bearing Pulley for Ad Plastic wheels:the pulleys are produced by high-precision automatic lathe machining, with less machining error,small plauxcell 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, 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 applicabluxcell uxcell 2Pcs Single Groove Pulley, 14mm Fixed Bore 60mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wre Package Content: 2Pcs Single Groove Pulley; Aperture Diameter: 14mm / 0.55"; Outer Diameter: 60mm / 2.36"; And applicabl