Versatile Compatibility: This Chain Catcher Bar Nuts Kit is specifically designed For Stihl chainsaw models including MS231, MS240, MS241, MS251, MS260, and other series such as MS290, MS310, MS311, MS340, MS341, MS360, MS361, MS362, MS380, MS390, and MS391 chainsaws. It's also compatible with numerous older models such as For Stihl 028, 029, 034, 036, 038, and 039, ensuring a comprehensive solution For your chainsaw maintenance needs. OEM Quality Assurance: The Chain Catcher Bar Nuts Replacement Kit includes high-quality parts that match OEM specifications to deliver superior per For mance and durability. Designed For precision, the included parts - such as the chain catcher, guide bumper strip, and bar nuts - directly replace OEM codes including 0000 656 7700, 1125-650-7700, and 1119-656-7705. Trust this kit For long-lasting reliability during your cutting tasks. Complete Parts Package: This kit makes it easy to maintain your chainsaw with 2 PCS STMS290 chain stoppers, 1 PC STMS360 chain block pair, and 2 PCS ST MS180 guide screws (special large nut). Each component in this kit integrates seamlessly into your existing chainsaw system, reducing the time and ef For t needed For routine maintenance while enhancing functionality. Simple Installation: Designed For both professionals and DIY enthusiasts, the Chain Catcher Bar Nuts Kit features user-friendly components that simplify the installation process. Quick and hassle-free, you can replace worn out parts in minutes. Each part is thoroughly engineered to ensure compatibility and optimal per For mance, so you'll be back to cutting quickly and efficiently. Enhanced Safety and Per For mance: Maintaining your For Stihl chainsaw with this high-quality Chain Catcher Bar Nuts Kit not only extends the lifespan of your equipment but also enhances safety during operation. Properly functioning parts mean less risk of chainsaw malfunction, allowing you to work confidently and safely, ensuring you can handle tough jobs with peace of mind.