型号：60BTB19
厂商：Martin Sprocket & Gear
大小：21.81 Mbytes
页数：共122页
功能：Sprocket; Taper-Lock bushed 1610; 60 chain; 3/4" pitch; 19 teeth
型号：60BTB19H
功能：Sprocket; Taper-Lock bushed 1610; 60 chain; 3/4" pitch; 19 teeth; hardened
