Inserto elastico
Materiale: gomma
Durezza: Sh A 75-80
| CODICE | A | B | C | D | E | FORI | SERIE |
| IRF280 | 30,0 | 9,0 | 6,0 | 20,0 | 5,5 | 6 | 1 |
| IRF350 | 36,0 | 11,0 | 8,0 | 24,0 | 7,0 | 6 | 1 |
| IRF450 | 48,0 | 15,0 | 9,0 | 32,0 | 9,0 | 6 | 1 |
| IRF550 | 58,0 | 19,0 | 11,0 | 39,0 | 11,0 | 6 | 1 |
| IRF650 | 67,0 | 24,0 | 13,0 | 45,0 | 12,0 | 6 | 1 |
| IRF800 | 83,0 | 28,0 | 15,0 | 55,0 | 15,0 | 6 | 1 |
| IRF950 | 100,0 | 32,0 | 21,0 | 66,0 | 19,0 | 6 | 1 |