10pcs 4x15x5 PU Coated Roller PU62415-5 15mm Diameter 4mm Bore Polyurethane Forming Bearing 4*15*5 Plastic Guide Wheel Pulley

10pcs OD 16mm Polyurethane Forming Bearing Pulley PU62416-5 PU Coated Roller 4x16x5 Rubber Mute Guide Wheel Pulley 4*16*5

20pcs H type groove Plastic coated bearing 604ZZ 4*15*6mm wheel POM nylon pulley roller bearings bore 4mm diameter 15mm

5pcs 8x40x10 PU Forming Bearing Roller PU62840-10 40mm Diameter 8mm Bore Polyurethane Covered Wheel 8*40*10 Plastic Guide Pulley

4pcs 5/6/7/8/10 Bore 40mm Diameter 30mm Thickness Polyurethane Guide Pulley Wheel With Double Bearing PU Coated Roller

4pcs 5/6/7/8/10 Bore 40mm Diameter 30mm Thickness Polyurethane Guide Pulley Wheel With Double Bearing PU Coated Roller

U groove Plastic coated bearing 604ZZ 4x15x6mm wheel nylon pulley roller bearing bore size 4mm diameter 15mm

10pcs circular arc plastic coated bearing 6202RS 15*43*11mm POM nylon pulley plastic wheel bore size 15mm diameter 43mm

1pcs 20x65x20 Polyurethane Forming Bearing Roller PU620465-20 Diameter 65mm PU Rubber Coated Plastic Flat Wheel Pulley 20*65*20

1pc 6x30x30 Double Bearing Polyurethane Coated Pulley Wheel PUT62630-30 6mm Bore 30mm Diameter PU Bearing 6*30*30 Plastic Roller

1pcs 12.7mm Bore 38.5mm Diameter Polyurethane Roller With Bearing PU161638.5-9.525 PU Coated Wheel 12.7x38.5x9.525 Inch Pulley

1pc 6x30x30 Double Bearing Polyurethane Coated Pulley Wheel PUT62630-30 6mm Bore 30mm Diameter PU Bearing 6*30*30 Plastic Roller

5pcs 6mm Bore 26mm Diameter PU Forming Bearing Pulley 6x26x10 mm PU62626-10 OD 26mm Soft Rubber Roller Polyurethane Coated Wheel

10pcs delrin POM Plastic coated bearing nylon U groove track guide roller bearings pulley wheel Bore 8mm 10mm 12mm 15mm

5pcs 6x40x10 PU Coated Roller With 626RS Bearing PU62640-10 40mm Diameter 6mm Bore Polyurethane Flat Guide Wheel Pulley 6*40*10

sphere arc Plastic coated bearing 625ZZ 5*19*6mm POM nylon pulley roller track wheel bore 5mm diameter 15mm

2pcs 20x65x20 PU Coated Roller PU620465-20 65mm Diameter 20mm Bore Polyurethane Formed Bearing 20*65*20 Plastic Pulley Wheel

5pcs 6mm Bore 26mm Diameter PU Forming Bearing Pulley 6x26x10 mm PU62626-10 OD 26mm Soft Rubber Roller Polyurethane Coated Wheel

5pcs 6x40x10 PU Coated Roller With 626RS Bearing PU62640-10 40mm Diameter 6mm Bore Polyurethane Flat Guide Wheel Pulley 6*40*10

2pcs 17x50x18 Polyurethane Forming Bearing Pulley PU620350-18 50mm Diameter PU Coated Roller 17*50*18 Rubber Guide Wheel

Diameter 15mm, M4 screw,PU polyurethane bearing with stainless steel screw rod,Rubber coated soft pulley/Roller,guide wheel

1pcs 20x65x20 Polyurethane Forming Bearing Roller PU620465-20 Diameter 65mm PU Rubber Coated Plastic Flat Wheel Pulley 20*65*20

1pcs 10mm Bore 45mm Diameter Polyurethane Forming Bearing Pulley PUT680045-20 Double 6800 Bearing PU Coated Roller 10*45*20

10pc 6x18x7 PU Coated Roller With 696 Bearing PU69618-7 Polyurethane Forming Wheel OD 18mm Bore 6mm Rubber Covered Pulley 6*18*7

1pcs 10mm Bore 45mm Diameter Polyurethane Forming Bearing Pulley PUT680045-20 Double 6800 Bearing PU Coated Roller 10*45*20

Diameter 45mm, PU polyurethane bearing ,Rubber coated soft pulley/Roller ,width 15mm

20*50*15 Polyurethane coated bearing 6904RS bore 20mm, 2 inch sliding gate/window rollers/pulley/wheels diameter 50mm,width 15mm

Diameter 48mm, PU polyurethane bearing ,Rubber coated soft pulley/Roller ,width 15mm

Diameter 43mm, PU polyurethane bearing ,Rubber coated soft pulley/Roller ,width 15mm

Diameter 35mm, PU polyurethane bearing ,Rubber coated soft pulley/Roller ,width 15mm

5pcs 6x26x8 PU Forming Pulley With Stainless Steel Bearing PU62626-8 26mm Soft Rubber Wheel 6*26*8 Polyurethane Coated Roller