Ratchet lever with sleeve
BSA WM20, M20, M20WD, and M21 (1937 to 1947)
BSA M20, M21, B31, and B33 (1948 up)
Part number: 15-4206
Ratchet lever with sleeve
BSA WM20, M20, M20WD, and M21 (1937 to 1947)
BSA M20, M21, B31, and B33 (1948 up)
Part number: 15-4206
| SKU | 15-4206 |
|---|