bridge bolt lever 活动桥锁闭器握柄

bolt lock lever 联锁箱控制握柄

operation lever bolt 操作杆螺栓

lever stop bolt 操纵杆挡块螺栓

handle lever fastening bolt 手柄杆螺栓

lever bolt [建] 杠杆式插销

lever action bolt 暗插销

shift lever housing bolt 变速杆壳体螺栓

lever bracket bolt and nut 杆托螺栓和螺母 ; 杆托螺栓及螺母