滑轮（pulley）

朝天放线滑轮、转角朝天滑轮、放线滑车、MC尼龙放线轮、单铝滑轮
双铝滑轮、双铝滑轮、单钢滑轮、钢双滑轮、单绝缘滑轮、双绝缘滑轮

（Faces upwards to put the line pulley, the corner faces upwards thepulley, puts the line pulley,the MC nylon puts the coil, the singlealuminum pulley Double aluminum pulley, double aluminum pulley, single steelpulley, steel 双滑轮, list insulation pulley, double insulationpulley）