Prime-Line B 515 Roller Assembly, 1-1/4 in Dia Roller, 1/4 in W Roller, Steel, Gray, 2-Roller

Description

Used as top and bottom roller by several patio door manufacturers. Consists of 1/4 in W center groove nylon wheel, 2 in L x 3/8 in W steel housing, high-tension heat-treated steel spring.Heat-treated high-tension steel springUsed as a top and bottom rollerRoller installs into door by snapping onto existing die-cast door frame cornerHeight adjustment is made from edge of door by turning screw in corner