General description High-quality chainsaw clutch drum sprocket washer E-clip kit designed for easy installation and use. This kit is perfectly suitable for STIHL models 017, 018, 021, 023, 025, MS170, MS180, MS210, MS230, MS250, and part number 1123 640 2003. It features high accuracy, allowing for direct replacement of old or damaged parts, thereby improving service life. Made from zinc alloy, it offers high hardness, durability, and wear resistance. Technical specifications Condition: 100% Brand New Item Type: Chainsaw Clutch Material: Zinc Alloy Weight: Approx. 200g / 7.1oz Compatibility and accessories Compatible with STIHL models: 017, 018, 021, 023, 025, MS170, MS180, MS210, MS230, MS250 Part number: 1123 640 2003 Package includes: 2 x Set of Chainsaw Clutch (8 pieces)