43 ASC Aerobar Extensions 400mm Torx Wrenches Rear Derailleur Pulley Kit Rival

Rear Derailleur Pulley Kit Rival eTap AXS Steel Bearing

lateral support and control when and where it’s needed

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caliper: aluminium (painted)

43 ASC Aerobar Extensions 400mm Torx Wrenches Rear Derailleur Pulley Kit RivalDescription: The 43 ASC (Aero Shaped Carbon) extensions take advantage of the design scope offered by carbon fiber to offer a highly optimized shape. The shape was optimized using CFD to minimize drag without sacrificing strength. The grip section is placed at an 87mm rise, 43 angle, then the body of the extension is swept up and outwards to hug the rider's arm as closely as possible. The 43ASC is intended to optimize the aerodynamics of your existing