RUD

CHAINS, ESPECIALLY NONSKID CHAINS, [ INCLUDING ] CATERPILLAR CHAINS, [ CONVEYER CHAINS, TOWING CHAINS, SCAFFOLDING CHAINS, BLOCK CHAINS, AND ANCHOR CHAINS; PARTS OF METAL MOLDS, CHAIN HOOKS, SHORTENING CLAWS, CHAIN TENSIONING DEVICES, CHAIN LOCKS, AND CHAIN COUPLINGS, THREADED SPINDLE TENSIONING DEVICES, YOKES AND ROPES FOR ATTACHING NONSKID CHAINS, SPROCKETS FOR CHAIN DRIVES; ] PROOF-COIL CHAINS, A-LINK CHAINS