This assembly, with a 1-1/4" concave steel ball bearing roller, ensures durable and smooth patio door movement. Its stamped steel casing is 11/16" wide and 1-3/8" tall. Features a rear-adjusting mechanism with tabs for easy, screwless installation in the door's bottom rail. Ideal for efficient, low-maintenance patio doors. Part# 5000742.
Number. 5000742