... white colors are available; c. loading30KGs per piece. Light duty caster onlinea. with ball bearingb..black, white colors are ... designs are accepted•Most economical casters for unlimited,light-duty applications•Large single-ball raceways deeply embossed for ... unlike side-lock style brakes•Applications:Displays,dollies,platforms,racks,rolling tool boxes,food service,etc•Economy revision available ...