Cm Series 633 Universal Trolleys - 1000-Lb. Capacity
Fits flat- or tapered-flange beams. CM Series 633 Universal Wide Flange Trolley features superior rolling efficiency normally found in expensive roller bearing trolleys. Rugged steel side plates include bumpers and trolley guards. Universal tread flanged trackwheels are equipped with shielded ball bearings. Hardened wheels and axles.