• Get rid of ticks, clicks, and clacks from your rear derailleur by adding this EASY TO USE tool to your maintenance routine. All the noise coming from your drivetrain can be significantly reduced in few easy steps.
• If your rear derailleur is giving you a hard time, not shifting, chattering or jumping a sprocket, then you might have a misaligned derailleur hanger. A bent derailleur hanger can also be the source of drivetrain noise during riding.
• Made of heavy gauge, the derailleur hanger alignment tool is meant for bike shops as well for home mechanics that needs fixing or maintaining PRECISE GEAR SHIFTING.
• Compatible with 20 to 29 wheels, this tool has enough clearance to help you move around the wheel when you are making the necessary corrections on all your bikes.
• Includes the USER MANUAL with complete step by step instructions so you can be sure you're on the right track to smooth gear changing.