The offered bolts set is original Campagnolo, NOS, NIB, new fits all sorts of vintage groupsets and frames. set includes: 2 rear drop out adjustig bolts #302 approx. 40mm long and fit to drop outs with a M3 thread for adjusting the rear wheel line 2 brass nuts #302/1 M3 2 springs #303 4 polished hex bolts M5x12mm incl. washers - any questions welcome - free worldwide shipping