Prime-Line 1-1/2 in. Steel Ball Bearing, Plain Back, Roller Assembly, Fleetwood

This is a plain back patio door roller assembly with a 1-1/2 inch concave steel ball bearing roller. It is rear adjusting with a 1/4-20 threaded mounting hole on the back end and an optional use #10-32 threaded hole on top. Used by Fleetwood and a variety of other sliding patio door manufacturers.

• Steel rollers for long lasting durable use
• Ball bearing roller for a smooth sliding action
• Grooved edges allow easy gliding over a raised edge