40mm piston seal kit, compatible with certain chainsaw models -

Perfect compatibility: This cylinder kit is specifically designed for Stihl 020, 020T, MS200, and MS200T chainsaws and replaces the original parts (OEM part number: 1129 020 1202) without any adjustments or modifications. High-quality materials: Lightweight yet extremely robust aluminum alloy cylinder + reinforced ABS piston and components – excellent resistance to wear, heat, and impact for a long service life, even under heavy use. Optimized performance: Professional precision machining, tight tolerances, and a high-quality finish ensure smooth running, stable compression, and consistent performance – for significantly increased work efficiency and a longer service life for your machine. Easy installation: Plug-and-play design – quick and intuitive assembly without special tools; ideal for beginners and professionals alike. Complete, ready-to-use set: Everything is included in a single package: 1 cylinder, 1 piston kit (6 pieces), 2 gaskets (Ø 19 × 19 × 4 mm), 1 bearing (10 × 10 × 11 mm), 1 spark plug, 1 fuel filter, and 1 intake hose. Technical specifications: Cylinder bore diameter (bottom): approx. 40 mm; Total weight: approx. 442 g; Color: see images. This product is sold by Xiaosong on behalf of a third-party supplier. It is a compatible product. Thank you for your understanding and support.