Differences between Shimano Tourney, Altus, Acera, and Alivio components
Your complete guide to Shimano mountain bike drivetrains - Tourney, Altus, Acera, Alivio, Deore, SLX, XT, XTR 12 speed | off-road.cc
Your complete guide to Shimano mountain bike drivetrains - Tourney, Altus, Acera, Alivio, Deore, SLX, XT, XTR 12 speed | off-road.cc
Shimano Altus M2000 2x9 Speed Groupset Include M2010 Shifters M2020 Front Derailleur And M2000 Rear Derailleur Original Parts - Bicycle Derailleur - AliExpress