General description AlwaysH Clutch Sprocket Cover is designed specifically for a range of STIHL chainsaws, ensuring a perfect fit and reliable performance. This cover is an essential component for maintaining the functionality of your chainsaw. Technical specifications Compatible with STIHL chainsaw models: 017, 018, 021, 023, 025, MS170, MS180, MS210, MS230, MS250 Part Number: 1123 640 1705