• Guards rear derailleur by maintaining chain tension when the rear wheel is removed
• Fits standard 9mm quick-release style dropouts and 12mm thru-axle dropouts
• Prevents the chain from slapping against delicate and painted frame surfaces
• Accommodates road bikes, cyclocross bikes, mountain bikes, electric bikes and fitness bikes
• Ideal bike service tool for washing, tune-ups and traveling
• High-density Delrin™ roller is easy on your chain, yet incredibly durable
• CNC-machined aluminum body is corrosion-resistant and comfortable in-hand
• Tool-free, single-hand design makes use simple and effective
This item has 30-Day warranty.