12 X 2 Inch Garage Door Roller Nylon Garage Door Wheels

Possess Sealed 6200ZZ Ball BearingFits residential and commercial doors comes in 2 inch trackRate of one roller is 150 lbs at the rate of 100,000 cyclesNylon lessens the noiseHighly durableThe nylon shells around wheels provide smooth and quiet operationSpecifications:Wheel Thickness: 0.48 inchWheel Diameter: 1.8 inchTotal Length: 4.78 inchStem Shaft Length: 4.25 inchShaft Diameter: 0.43 inchcolour:BlackMaterial:Nylon + metalPackage Contents:12 x Garage Door RollerOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.