[Package include]: 1 x Choke Knob [Replace Part Number] :4128 182 1700 41281821700 [Compatible Models]: For Stihl FS 100, FS 110, FS 110 X, FS 120, FS 200, FS 250, FS 130, FS 160, FS 180 , FS 220 K, FS 220, FS 280, FS 280 K, FS 290, FS 25-4, FS 65-4, FS 300 , FS 350, FS 310, FS 360, FS 420, FS 480, FS 500, FS 550, FS 55, FS 80 , FS 85, FS 85 T, FS 83, FS 87, FS 90-Z, HS 85, HS 86, KM 100, KM 130 , KM 55, KM 85, KM 90, MM 55 [100% Satisfaction Guarantee] : High quality and Long lasting Service Life replacement parts accessories, 528 days return, refund or free exchange if you aren't completely satisfied (defection, accidental damage, non-satisfaction etc.) Any problem please do not hesitate to contact us. [Note]: Please compare it with your original parts beFore ordering it to see if it can For your original chainsaw. [Compatible Models]: For Stihl FS 100, FS 110, FS 110 X, FS 120, FS 200, FS 250, FS 130, FS 160, FS 180 , FS 220 K, FS 220, FS 280, FS 280 K, FS 290, FS 25-4, FS 65-4, FS 300 , FS 350, FS 310, FS 360, FS 420, FS 480, FS 500, FS 550, FS 55, FS 80 , FS 85, FS 85 T, FS 83, FS 87, FS 90-Z, HS 85, HS 86, KM 100, KM 130 , KM 55, KM 85, KM 90, MM 55