Fork Leg and Cylinder Base Nut. 3/8″-26 T.P.I CEI nuts, most commonly fitted to lower pinch bolts on Triumph 500 & 650 forks up to 1968. These were also used as cylinder base nuts. We sell these individually and money saving sets if you are refitting your top end.
For the fork pinch bolts, click here.
For the UNF version to fit 1969 onward forks, click here.
For cylinder base nut kits, click here.
