WHEELS MANUFACTURING REPLACEABLE DERAILLEUR HANGER/DROPOUT 239 trek kids Reduces peak brain rotational acceleration

Reduces peak brain rotational acceleration by up to 40

please order the blanking plug (EB11900002) to close the unused display port of the display interface separately

Optimal AirLine-back ventilation

The ViZ450 features 5 LEDs

WHEELS MANUFACTURING REPLACEABLE DERAILLEUR HANGER/DROPOUT 239 trek kids Reduces peak brain rotational accelerationPrecision engineered replacement derailleur hanger from Wheels Manufacturing, crafted in their Colorado workshop to exacting tolerances. The 239 model ensures perfect alignment and reliable shifting performance. Built to restore your bike's drivetrain geometry with the accuracy of original equipment. Features CNC machined 6061 aluminum Black anodized finish Attaches to frame with (1) M4x10 Socket Head Screw Fastener Included Replaces Felt Part #921055