Hub used OD: 168 mm Made by the Enfield Hub Comp. To suit 175.200.250.300.350 and Light weight 500 machines from the 20is, but has been converted by cutting 2 slots in the hub for a speedo drive, to be used on a later machine. Easy repair will bing it back to it's former status. Please look at all pictures
BSA B44 Piston Ring Set / Piston Rings STD. 79mm. Gandini. 1/16" x 2 1/8" x 1 fits also Norton 16H, ES2, Model 18 Original Piston check thickness of rings Thickness: 3,11mm/1,58mm