• Guards rear derailleur by maintaining chain tension when the rear wheel is removed
• Prevents the chain from slapping against delicate and painted frame surfaces
• High-density, solvent resistant, bio-based PA56 roller is easy on your chain, yet incredibly durable
• CNC-machined aluminum body is corrosion-resistant and comfortable in-hand
•Tool-free, easy-install design
• Fits 12mm thru-axle dropouts
• Ideal bike service tool for washing, tune-ups and traveling
• Works with road bikes, cyclocross bikes, mountain bikes, electric bikes and fitness bikes
This item has 30-Day warranty.