Proline® Starter Rewind Spring For Stihl BG56 BG66 BG86 HS46 HS81 4237 190 0600
Proline® rewind/recoil starter springfor Stihl BG56, BG66, BG86, HS46, HS81 plus many more see list below. Do not confuse this with the small starter asssist spring. You will receive # 3 in the parts diagram.