Derailleur Hanger for BTWIN, Decathlon Groupset Type_Mechanical grinding through a hot-weather training

grinding through a hot-weather training block in Chennai

and training rides in warm to hot conditions

even without visible exterior damage

This mount is not sized like clothing — it fits your handlebar

Derailleur Hanger for BTWIN, Decathlon Groupset Type_Mechanical grinding through a hot-weather trainingThe Pilo D187 Derailleur Hanger is a precision machined replacement dropout hanger designed specifically for BTWIN and Decathlon bicycles. If you have snapped a hanger on a rough patch of road near Pune or during a loaded commute in Delhi, this is the part that gets you riding again without replacing the entire rear dropout or frame. Stocking a spare is simply sensible practice for any regular cyclist. Our Take Indian roads punish drivetrain