Fits Stens 150-671 Recoil Starter Assembly fits Echo A051000841One New Aftermarket Replacement Recoil Starter Assembly for Echo Backpack Leaf Blowers This recoil starter assembly replaces the pull start system on Echo backpack blowers. The assembly includes a rope with grip, reel, and spring when the pull rope is drawn, it tensions the spring to engage the clutch and start the engine, then recoils the rope back into the reel. This part is an aftermarket replacement compatible with the Fits Stens 150 671