- New



| Description | ORIGINAL STIHL O-ring 21x2.5 |
|---|---|
| SKU | 96459517666 |
| Compatibility | RE 581 PLUS (Safety regulation unit Safety valve) RE 460 K (Safety regulation unit) RE 520 W (Safety regulation unit Safety valve) RE 661 PLUS (Safety regulation unit Safety valve) RE 550 W (Safety regulation unit Safety valve) |