Yamaha French Horn, YHR-314, YHR-567 & many others, Stop Arm Retaining Screw P/N E0141041. See my item ID# 28347 for those that fit a YHR-667 or YBB-641(2). Contact me if you wish to verify your model's fit or you need parts for another horn. For rubber bumpers, see my item ID# 28280, 16319, & 28082.
