irl:

Had these made up from some spare stock 51mm I had kicking about http://s813.photobucket.com/albums/z...ttle%20Bodies/ One set is stamped - 6261-560 ZB01-B The other is stamped - 6261-560 ZB01-B - ScF Think they are off RSVs(open to correction), they will fit all the Falcos, RSVs, Tuono...