CRL B737B 1″ Steel Ball Bearing Center Groove Sliding Screen Door Roller in a Bulk Pack

This CRL Sliding Screen Door Bottom Roller assembly has a 13/32″ (10.3 mm) wide housing with an adjustable nylon yoke; thicker housing than B691. The screw holes are 1-15/16″ (49.2 mm) on center. Two center groove roller assemblies with installation screws per package.