: Advantages: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3. replacement models: Replacement for STIHL,Replacement for BG75,Replacement for HL75, Replacement for HL75K,Replacement for HT70,Replacement for HT70K, Replacement for HT75,Replacement for FS75,Replacement for FS80,Replacement for FS80R,Replacement for FS85,Replacement for FS85R, Replacement for FS85RX,Replacement for FS85T,Replacement for FR75, Replacement for FR85,Replacement for FR85T,Replacement for FC75, Replacement for FC85, Replacement for FH75,Replacement for KA85R,Replacement for KM85 , Replacement for KM85R,Replacement for KR85,Replacement for KW85,Replacement for SP80, Replacement for SP80K,Replacement for SP81,Replacement for SP85,Replacement for SP85K.4.Made of high-quality materials, good quality and durable.5.Applicable brand: Replacement for Stihl.6.Replacement number: 4137 190 4000Specifications:Material:PlasticColor:Black Size:12x12.7x4.5cm/4.7x5x1.8inch(LxWxH)Weight:107g Package include:1 x Starter Assembly Pull Plate