My Bx did the same thing a couple of years ago, it was the roll pin that broke and the yoke sliped off. It was easy to replace , i bought a couple of extra ones in case it happend again . It never has. LOL
My Bx did the same thing a couple of years ago, it was the roll pin that broke and the yoke sliped off. It was easy to replace , i bought a couple of extra ones in case it happend again . It never has. LOL