New BSA Pre-Unit Singles & Twins Dual Seat. If your in need of a new seat or just looking to "spruce" up your BSA without breaking the bank, then this is exactly what you need. We use these on our own British bikes and we are very pleased with the quality and fitment! Seat is all black with white piping. Fits BSA (B31, B32, B33, A10, & A10 from 1954-1959 with the "swing-arm" frame. Please refer to your parts catalog for proper fitment.
*****Please note that this seat accepts metric mounting bolts*****
•Made by Wassell
•O.E.M Part number is 42-9072