Used as top and bottom roller. Plastic wheel with center groove. 1-7/8"L housing, heat treated, high tension steel spring, and No.8-32 x 1-1/4" Phillips pan head screw.
Used as top and bottom roller. Plastic wheel with center groove. 1-7/8"L housing, heat treated, high tension steel spring, and No.8-32 x 1-1/4" Phillips pan head screw.