Description
POWERING PEDALS
HollowPin™ construction for weight savings with no sacrifice of strength
the TNS-4 perfectly aligns the star-fangled nut and sets it to the proper depth every time
investment cast steel body and replaceable driving pin
SUM RD Hanger (100148) Wilson POWERING PEDALSRear derailleur hanger for 2022 2023 SUM and SUM Pro. Argon 18 Part #: 100148