产品描述TOOTHED WHEELS, CHAIN SPROCKETS AND OTHER TRANSMISSION ELEMENTS PRESENTED SEPARATELY AND PARTS OF TRANSMISSION SHAFTS AND CRANKS; BEARING HOUSINGS AND PLAIN SHAFT BEARINGS; GEARS AND GEARING, BALL OR ROLLER SCREWS, GEAR BOXES AND OTHER SPEED CHANGERS, FLYWHEELS AND PULLEYS, CLUTCHES AND SHAFT COUPLINGS, N.E.S. (EXCL. OF CAST IRON OR CAST STEEL)[展开]