fitting bolt hole 紧配螺栓孔

balance weight fitting bolt 平衡块紧配螺栓

torque link fitting bolt 转矩连杆安装螺钉

fitting up bolt 临时接合螺栓 ; 姑且接合螺栓 ; 一时接合螺栓 ; 暂且接合螺栓

fitting bolt set 配合螺栓组

Tight-fitting bolt 紧定螺母

brake pedal fitting bolt 制动器踏脚安装螺栓

rear sprocket fitting bolt 后链轮安装螺栓

shock absorber fitting bolt 减震器安装螺栓