型号：60BTB15
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; 15 teeth
型号：60BTB15H
功能：Sprocket; Taper-Lock bushed 1610; 60 chain; 3/4" pitch; 15 teeth; hardened
