12 BICYCLES, TANDEMS, THEIR DETACHED AND ACCESSORY PIECES; NAMELY GEAR CHANGES, CRANKS, GOGGED WHEELS, STEERING OR CRANK GEAR GROUP, FRAME TUBES AND COMPLETE FRAMES, FRONT AND REAR HUBS, PEDALS, BRAKES, HANDLE BARS, SADDLES, BAGGAGE CARRIERS, SADDLEBAGS, HOUSINGS, MUDGUARD, TIRE PUMPS, VARIOUS COUPLINGS, CRANK GEAR BOX, HEAD TUBES, STAYS