Please use the drop down menu to select which patent plate / rivet you desire - due to multiple manufactures producing patent plates
Fits Triumph 500 Unit Twins from 1963-1971
For sale today we have 3 variations of Triumph drums to fit many Triumph twins and triples
These adjusters are also refereed to as clutch spring screws or clutch spring bolt / stud screws
Also has one hole on the bottom for wiring
Triumph BSA Clutch Securing Main Shaft Nut 57-1047 68-3300 9/16" X 20 A65 T120 97-1527 Please use the drop down*Now In Stock!* New English Made Triumph & BSA Twins CEI Clutch Securing Mainshaft Sleeved Nut. For a long time this part was considered "Hard To Find"! Not anymore! Made to complete O. E. M. Specs in England! Just install and off you go! Nut measures 9 16" with a thread pitch of 20 TPI (CEI). Fits many Triumph Unit & Pre Unit Twins 350, 500 & 650 (Bonneville, T120, Tiger, T110, T100, 3TA, Tiger, Etc) from 1953 1967. Also fits many BSA A50 & A65 Unit