Features: 

-Premium Garage Door Rollers - White Nylon w/ Ball Bearings 

-These rollers are very heavy duty and will be the last rollers you need 

 to buy for your garage doors. 

-These rollers are very durable and are made for the heaviest of doors. 

-They are also very quiet. 

-13PCS Ball SEALED Bearing 

-You will notice a big difference in how smooth and quiet your door is after replacing your old worn out rollers. 

-Suitable for: automatic garage doors, garage door, solid wood garage doors, garage door anti-pinch handcarts, residential garage doors, garage door engineering, remote control garage doors, garage door villa ,etc. 

Specifications: 

-Shank Material : Iron 

-Wheel Material : Nylon 

-Sealed Ball Bearing Quantity : 13 Pieces 

-Shank Diameter : 10mm(0.39") 

-Total Length : 105mm (4") 

-Wheel Diameter : 45mm (1.78") 

-Wheel Thickness :11mm(0.43") 

Package Included: 

1 x Garage Door Roller Wheel