Fork Top Nut Norton Length: 25mm measured under the head 850,750 cc Commando for large Alloy Speedo Holdersnot perfect!! suitable for older restorations.
Norton 600/650cc Conrod Pair used
One conrod number AL747 on the other Side is T1
The second conrod number AN378 on the other side is D2
Both end casp are numbered T2149