Lockwasher sprocket gearbox.
Fits various gearboxes:
BSA WM20, M20, B33, B31 (plunger and rigid frame models 1938-1962)
BSA swing-arm A7, A10, B31, and B33, etc.
BSA C10, C11, and C11G with 4 gears.
Part number: 24-4263
Lockwasher sprocket gearbox.
Fits various gearboxes:
BSA WM20, M20, B33, B31 (plunger and rigid frame models 1938-1962)
BSA swing-arm A7, A10, B31, and B33, etc.
BSA C10, C11, and C11G with 4 gears.
Part number: 24-4263
| SKU | 24-4263 |
|---|