【Compatible with】Stihl piston cylinder suitable for MS261 chainsaw. Cylinder piston kits: As a universal cylinder piston assembly and complete accessory kit, they are suitable for Stihl MS261 chainsaw. 【Implementation of strict standards】Cylinder piston seal kit: Supports high performance according to strict standards. These cylinder and piston kits are precision manufactured. 【Good wear resistance】Cylinder piston pin ring seal kit: As precision cast parts made of special materials, these cylinder and piston kits offer good wear resistance for long service life. 【Compact structure】And cylinder piston bearing kit with high hardness: These hardware parts have a compact structure and high hardness, making them easy to use in everyday life. 【Easy installation】Compressed air filter line kit. Easy installation. A direct replacement for the old and broken one. Engine cylinder piston assembly kit. Specification: Condition: 100% brand new Product type: Cylinder kit Material: Aluminum alloy Color: As shown in the picture Fits: Fits Stihl MS261 chainsaw Weight: Approx. 790 g/27.9 oz Application: Chainsaw couplings Package list: 1 x Cylinder 1 x Piston 2 x Pins 2 x Rings 1 x Air intake 1 x Cylinder pin 1 x Spark plug 1 x Decompression valve 1 x Needle bearing 2 x Oil seals 1 x Cylinder gasket 1 x Muffler gasket Note: 1. Please allow 1-2 cm error due to manual measurement. Thank you for your understanding.