CRL Screen Door Roller-Andersen Doors, 1'' Dia. SST, Ball Bearing Center Groove, Spring Tension

The CRL Bottom Roller assembly has a 15/32" (11.9 mm) wide nylon outer housing and an aluminum inner housing with a 1" (25.4 mm) diameter, center grooved, Stainless Steel wheel with an adjustment cam. Two roller assemblies with installation screws per package.