stroke adjustment locknut 行程调整锁紧螺母

valve clearance adjustment locknut 气门间隙调整锁紧螺母

bridge adjustment screw locknut 车桥调整螺钉止动螺母

adjustment screw locknut 调整螺钉止动螺母

rocker arm adjustment screw locknut 摇臂调整螺钉锁紧螺母

locknut adjustment 锁紧螺母调整

push rod adjustment screw locknut 推杆调整螺钉防松螺帽

valve adjustment screw locknut 阀调整螺钉锁紧螺母

Adjustment Cap Locknut 调节帽防松螺母