Bearing Mount Roller; 1/2" Bore; 2-1/2" Outside Diameter; 3/8" Length Thru Bore; 0.92" Roller Width; Urethane; 60 Durometer Shore A; Single Row Ball Bearing

Bumper; 5/16-18 X 1/2"; 70 Dur Neoprene; Round; Hex Shoulder