4 bolts for the inspection cover gearbox.
BSA WM20, M20, B33, B31 (plunger and rigid frame models 1938-1962)
BSA A7, A10, B31 and B33, etc. with STD gearbox.
Part number: 27-4258
3/16 - 24-speed BSW.
4 bolts for the inspection cover gearbox.
BSA WM20, M20, B33, B31 (plunger and rigid frame models 1938-1962)
BSA A7, A10, B31 and B33, etc. with STD gearbox.
Part number: 27-4258
3/16 - 24-speed BSW.
| SKU | 27-4258 |
|---|