SOLVING SHIFTING PROBLEMS: A misaligned bike rear hanger will result in bad shifting performance. This precisely machined tool will solve multitude of derailleur shifting problems, most especially with index shifting systems.
QUALITY GAUGE BAR: Gauge bar made of heavy gauge, chrome plated steel. Easy to read.
FIT ALL WHEELS: A longer, narrower alignment fit a wider variety of bikes. Compatible with 20" to 29"+ , 700c wheels
BETTER GRIP: Rubber handle for better using experience