| BMW | diam. | A | B | C | D |
| 240 4t R24-25 48-'50 | 68 | 70 | 3,5 | 31 | 18 |
| 500 47 Bicilindrico R50-51 '40 | 68 | 63 | 3,5 | 31,5 | 18 |
Pistons, gaskets, spare and rubber parts for Vintage Motorbike
| BMW | diam. | A | B | C | D |
| 240 4t R24-25 48-'50 | 68 | 70 | 3,5 | 31 | 18 |
| 500 47 Bicilindrico R50-51 '40 | 68 | 63 | 3,5 | 31,5 | 18 |
