4 polyethylene wheels riveted to steel body with 2 shielded ball bearings. 2 clamps provided for anchoring operating line or cable. Supplied with 1 No. 231 rubber bumper. 1 pair required for overlapping tracks.
4 polyethylene wheels riveted to steel body with 2 shielded ball bearings. 2 clamps provided for anchoring operating line or cable. Supplied with 1 No. 231 rubber bumper. 1 pair required for overlapping tracks.