ZTTO Mountain Bike 8/9/10 Speed Shift Derailleur Groupset
casette
Material:Steel
Compatibility:8-10 Speed mountain bike HG system
The new highway flywheel, high-tensile steel plate nickel-chromium treatment, hollow design, reduce weight
ZTTO Mountain Bike 8/9/10 Speed Shift Derailleur Groupset
casette
Material:Steel
Compatibility:8-10 Speed mountain bike HG system
The new highway flywheel, high-tensile steel plate nickel-chromium treatment, hollow design, reduce weight