B31, B33 - 1954-1959. A7, A10, Goldstar, RGS - 1954-1962. The Seat mounting bracket is fitted just behind the fuel tank and connects to the underside of the seat locating on to the "42-9060 locking pin".
UNIVERSAL BSA LARGE LYCETT SEAT AJS NORTON MATCHLESS ENFIELD VELOCETTE TRIUMPH
BSA B50 MX SEAT BASE FIBREGLASS SEATBASE076
TCMT Front Seat Driver Seat Fits GSX-R1000 K6 2005-2006
BSA C15 FRONT BRAKE CABLE 'NEW' 1964-1967 40-8601 UK MADE
TRIUMPH BSA Conical front hub NOS unused brake wheel 8" inch Free P+P
BSA 7" FRONT SINGLE SIDE & Q/D REAR BRAKE SHOES