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Best Choice CHANCS 
CHANCS 16mm 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 concentuxcell 
uxcell V-Type Pulley 8mm Bore 22mm Outer Dia Single Groove Aluminum Alloy for 4-5MM PU Round Belt Motor Shaft Drilling M Size - Aperture Diameter: 5mm; Outer Diameter: 22mm; Height: 15mm; The pulley is a single groove, fixed hole with machinCHANCS 
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 concentBest Value CHANCS CHANCS Outer Diameter 40mm Single Groove Pulley 20mm 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 3mm Bore 12mm Outer Dia Single Groove Aluminum Alloy for 3MM PU Round Belt Motor Shaft Drilling Mac Size - Aperture Diameter: 3mm; Outer Diameter: 12mm; Height: 9.5mm; The pulley is a single groove, fixed hole with machiuxcell 
uxcell V-Type Pulley 6mm Bore 12mm Outer Dia Single Groove Aluminum Alloy for 3MM PU Round Belt Motor Shaft Drilling Mac Size - Aperture Diameter: 6mm; Outer Diameter: 12mm; Height: 9.5mm; The pulley is a single groove, fixed hole with machiPeakloong 
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.uxcell uxcell 2 Set V-Type Pulley 6mm Bore 22mm Outer Dia Single Groove Aluminum Alloy for 3-5MM PU Round Belt Motor Shaft Dril Size - Aperture Diameter: 6mm; Outer Diameter: 22mm; Height: 15mm; The pulley is a single groove, fixed hole with machinLokkr 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 14mm Bore 58mm Outer Dia Single Groove Aluminum Alloy for 3-5MM PU Round Belt Motor Shaft Drilling Size - Aperture Diameter: 14mm; Outer Diameter: 58mm; Height: 16mm; The pulley is a single groove, fixed hole with machiSHANOER 100 x 0.5cm High Performance Green PU Round Belt for Groove Pulley Drives Made of PU, long time service.uxcell uxcell V-Type Pulley 10mm Bore 58mm Outer Dia Single Groove Aluminum Alloy for 3-5MM PU Round Belt Motor Shaft Drilling Size - Aperture Diameter: 10mm; Outer Diameter: 58mm; Height: 16mm; The pulley is a single groove, fixed hole with machiLrocaoai 84Pcs ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 4. Made of high quality material, in use.uxcell uxcell Polyurethane Round Belts 4mm Dia 32.8ft(10 Meters) Length Rough Surface PU Urethane Belt for Drive Transmission, Size - Diameter: 4mm; Perimeter: 32.8ft(10 Meters); Green Rough Surface Urethane Round BeltVeulrn Veulrn 84Pcs Transmission Belt ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Rou 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 concentBaxnore Baxnore 5 PCS Motor Transmission Belt, Round Rubber Belt Pulley, 5mm Diameter Motor Belt, Heavy Duty Motor Drive Compone Flexibility: This round belt is engineered for round belt transmission, relying on the pressure between the belt and wheSuesacy Suesacy 84Pcs Transmission Belt ABS Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Ro 4. Made of high quality material, in use.Gyorwst Gyorwst 84Pcs Transmission Belt Drive Round Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 1. A of accessories combination, suitable for various customer needs.EMSea 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.Ruimou 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.HMLTD 31x15 ilver Aluminum Alloy Single Groove 5MM 6MM 7MM Fixed Bore Pulley for Motor Shaft 3-5MM PU Round Belt Universal Kay Diameter: 3.1CM/1.22 InchHMLTD 31x15 ilver Aluminum Alloy Single Groove 5MM 6MM 7MM Fixed Bore Pulley for Motor Shaft 3-5MM PU Round Belt Universal Kay Diameter: 3.1CM/1.22 InchCHANCS 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 concentKICHOUSE KICHOUSE 10pcs Printer Roller Wheels Plastic V-Shape Groove Bearing Pulley Passive Round Wheel for Smooth Operation Bore Ball bearings wheel-- professional and practical design with beautiful appearance, easy to carry and use.uxcell uxcell Polyurethane Round Belts 2mm Dia 32.8ft(10 Meters) Length Smooth Surface PU Urethane Belt for Drive Transmission, Size - Diameter: 2mm; Perimeter: 32.8ft(10 Meters); Orange Smooth Surface Urethane Round Beltuxcell uxcell Polyurethane Round Belts 8mm Dia 9.84ft(3 Meters) Length Smooth Surface PU Urethane Belt for Drive Transmission, Size - Diameter: 8mm; Perimeter: 9.84ft(3 Meters); White Smooth Surface Urethane Round Beltuxcell uxcell Polyurethane Round Belts 4mm Dia, 10M (33ft) Length PU Polyurethane Belt for Drive Transmission (Smooth Surface, Size - Smooth surface Polyurethane round belt with 4mm diameter, and 10M (33ft) length.CHANCS 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 concentuxcell uxcell Polyurethane Round Belts 10mm Dia 10ft(3 Meters) Length Smooth Surface PU Urethane Belt for Drive Transmission, O Size - Diameter: 10mm; Perimeter: 10ft(3 Meters); Orange Smooth Surface Urethane Round BeltCHANCS 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 concentSHANOER Silver Alloy Groove Pulley 41x10MM for Motor Shalfs 3-5MM Round Belt 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,whicＳｉｍｈｏａ 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.LimCryspp LimCryspp 2Pcs 304 Stainless Steel Pulley Block,for Cord Material Handling Moving and DIY Kits for Handling Moving,Mute 【Package includes】: small lifting pulley, equipped with 2 pulleys, 4 screws, and 4 expansion tubes. The flat installatioCosiki Round Pulley Soft Pulley V Shape Low Noise Aluminum Alloy for Round Belt Transmission (5401-0006-00016, 6mm Opening) It is applied to the round belt transmission, the round belt gear depends on the pressure of the belt and the groove ofCHANCS CHANCS Outer Diameter 60mm Single Groove Pulley 19mm 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 concentBQLZR BQLZR 41x16x6MM Silver Aluminum Alloy Single Groove 6MM Fixed Bore Pulley for Motor Shaft 3-5MM PU Round Belts Made of aluminium, groove step pulley, long time and durable use.IsMwav IsMwav 84Pcs Transmission Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 1. A of accessories combination, suitable for various customer needs.Ysyaxsyt Ysyaxsyt 84Pcs ABS Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 1. A of accessories combination, suitable for various customer needs.Byttlerom Byttlerom 84Pcs Transmission Belt ABS Belt Pulley Rubber Band Combination Set Stretchable Engine Drive Round Belt 3. Suitable for DIY model toy and other DIY projects.Favuit Cable Pulley 360 Degree Rotation Traction Wheel for LAT Pulley System DIY Attachment Lifting Blocks Hoists Ladder Lift G 🛑PREMIUM MATERIAL - Stainless steel pulley,anti-rust and wear resistance with strong structure, Environmental protectioHohopeti Hohopeti 1 Set Set Synchronous Wheel Tool Electric Motor Toothed Pulley Wheel Pulley Belt Round Stepper Motor Appliance Timing belt--the product designed with waterproof and rustproof, , more beautiful and ,printer suppliesHYVAWO HYVAWO Waist Belt Neoprene Padded Gym Pulley Strap with Rings for Cable Machines Fitness Exercise Speed Agility Resistan Durable webbing easily adjusts to accommodate your waist.Fits waist from 25 inches to 41 inches.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.DLRSET Pulley Block, 40MM Single Groove Pulley A Type Spindle Pulley Wheels,8-20MM Fixed Bore for Spindle Motor Round Belt (Siz [High Quality] Made of high-quality materials, wear-resistant and rust-proof.X AUTOHAUX X AUTOHAUX Belt Tensioner Pulley Assembly No.19205431/1662022012/1662022013 for Toyota Corolla 1998-2008 for Toyota Celi OE Nmuber:19205431/1662022012/1662022013/166200W090/166200W093/1662022011ACDelco ACDelco 38158 Professional Automatic Belt Tensioner and Pulley Assembly Designed to keep drive belt at proper tensionTuwei PU Drive Belt, Polyurethane Round Belt, 2mm to 15mm, Heavy Duty Rough for Drive Transmission Packaging Machine (#1) Used for drive transmission in packaging machine, printing machine, machine, drive motor, porcelain brick etcuxcell uxcell Polyurethane Round Belts 5mm Dia, 12" Length PU Polyurethane Belt for Drive Transmission (Smooth Surface, Orange) Size - Smooth surface Polyurethane round belt with 5mm diameter, and 12 inch length.CHANCS CHANCS Aluminum Alloy Double Groove Pulley 60mm OD 18mm Fixed Bore Pulley for Motor Shaft Drilling Machine 6mm(1/4") PU *Pulley wheel is made of high quality aluminium material, which is not easy to rust, durable and has a long service lifeTIDTALEO TIDTALEO D Printer Roller Wheel Set Pcs Plastic Pulley Bearing Pulley Passive Round Wheel for Machine 3d printer parts:the pulleys are produced by high-precision automatic lathe machining, with less machining error,Clear Ptunghey tunghey 5Pack GT2 Pulley 20 Teeth 6.35mm bore 6mm Width 20T Timing Belt Pulley Wheel Aluminum for 3D Printer (20teeth 6m 【GT2】: GT2 Synchronous Wheel, with Screw, Can be FixedELAYARD ELAYARD 1 Set Set Synchronous Wheel Pulley Wheels Electric Motor Pulley Wheel Round Stepper Motor Crankshaft Seal Remova Aluminum synchronous belt pulley:widely used in milling machine, gear shaper, drilling machine, hobbing machine or otherCHANCS CHANCS Aluminum Alloy Double Groove Pulley 30mm OD 14mm Fixed Bore Pulley for Motor Shaft Drilling Machine 6mm(1/4") PU *Pulley wheel is made of high quality aluminium material, which is not easy to rust, durable and has a long service lifeX AUTOHAUX X AUTOHAUX Belt Tensioner Pulley Assembly 252812GGB3 for Kia Optima 2016-2020 for Kia Sorento 2016-2020 Serpentine Tensi [OE Number of Belt Tensioner and Pulley Assembly] 252812GGB3, 25281 2GGB3, 252812GGB1, 25281 2GGB1uxcell uxcell Single Groove Pulley 4mm Fixed Bore 16mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 4mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell Single Groove Pulley 5mm Fixed Bore 16mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 4mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell Single Groove Pulley 8mm Fixed Bore 16mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 4mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell Single Groove Pulley 4mm Fixed Bore 20mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell Single Groove Pulley 5mm Fixed Bore 20mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell Single Groove Pulley 8mm Fixed Bore 20mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 16mm; Overall Thickness: 12mm; Groove Width: 4mm; Groove Depth: 2.6mm; Apuxcell uxcell 2 Pcs Polyurethane Round Belts 5mm Dia, 10M (33ft) Length PU Polyurethane Belt for Drive Transmission (Rough Surf Size - Rough surface Polyurethane round belt with 5mm diameter, and 10M (33ft) length.Azdele 7 Packs Dryer Compatible with LG Including 4400EL2001A Clothes Dryer Drum Belt 4581EL2002C Dryer Drum Roller 4561EL3002A 【High-quality upgrade】This dryer repair kit for LG Kenmore includes①1* spring; ②4*4581EL2002C Dryer Drum Roller (using hAUQDD AUQDD 38286 Automatic Belt Tensioner and Pulley Assembly (W/Hyd. Tensioner;1.8L 1794cc) Fit For 98-02 Chevy Prizm /03-08 FEATURES - Easy to install by direct replacement.Eliminate noisy tensioner pulley and no more belt noise.Ensures properuxcell uxcell Single Groove Pulley 8mm Fixed Bore 30mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 7mm Fixed Bore 30mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;LALOCAPEYO 6 Pack Plant Hook Pulley, Retractable Plant Hanger Easy Reach Hanging Flower Basket for Garden Baskets Pots and Birds Fe The Plant Pulley is designed for holding decorative hanging baskets in the gardenAlipis Alipis 6Pcs Plastic Pulley Wheels for Printers Passive Bearing Roller Transparent Design for Smooth Operation and Wheel Clear pulley:this 3d printer pulley is widely used for wheel alignment, wire and belt,3D Printer Roller WheelsConon 70mmOD 19mm Shaft Double Grove V Section A Type Belt Cast Iron Made Pulley Brand new motor. One year warranty. Light weightuxcell uxcell Single Groove Pulley 12mm Fixed Bore 80mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 12mm; Outer Diameter: 80mm; Overall Thickness: 18.5mm; Groove Width: 7mm; Groove Depth: 4.4mm;uxcell uxcell Single Groove Pulley 19mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 17mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 12mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 18mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 5mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 20mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 14mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 6mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 15mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 8mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 4mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell 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 Single Groove Pulley 10mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 6mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 5mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 12mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 20mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 15mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 17mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 8mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 17mm 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; ApLAPYAPPE LAPYAPPE 13Pcs Clear Plastic Pulley for Printers Passive Wheel Bearing with Smooth Operation and Resistance for Mechanic 3d printer parts--this pulley is made of material, these pulleys are , sturdy and wearable,Passive Round Wheeluxcell 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; Apuxcell uxcell Single Groove Pulley 18mm 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; Apuxcell uxcell Single Groove Pulley 7mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm P Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 14mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 20mm 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; Apuxcell uxcell Single Groove Pulley 11mm Fixed Bore 60mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;uxcell uxcell Single Groove Pulley 8mm Fixed Bore 100mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm Size - Aperture Diameter: 4mm; Outer Diameter: 40mm; Overall Thickness: 17.5mm; Groove Width: 7mm; Groove Depth: 4.8mm;