盖茨带齿三角带(XPA,XPB,5VX,XPC,XPZ,3VX,3V,5V,8V)
盖茨普通三角带(红标):A,B,C 联组带齿三角带:(XPA,XPB,5VX,XPC,XPZ,3VX,3V,5V,8V)