• Presses out the links to lengthen or shorten your bicycle chain to fit multiple cassette configurations
• Helps in retracting pin guide supports and guides chain pin out of link to prevent damage and misalignment to the chain
• Guide pin sheer slot for a clean break every time
• Works with most bicycle chains single to 12-speed; specifically made for Shimano type HG/UG/IG chains and fits 8/9/11/12-speed cassettes
• Shop-quality tool
This item has 30-Day warranty.