Featuring ceramic-coated pulleys and a lightweight titanium construction

rattle-free installation on compatible cranksets

and XDR Body

Experience superior power transfer efficiency and reliability backed by CeramicSpeed's lifetime warranty

4183 essential insulated jacket pecan Size:XXS Featuring ceramic-coated pulleys and aThis lightweight, packable windproof jacket is designed for spring and fall rides, where changing conditions demand versatility. Combining advanced materials with functional design, it delivers reliable protection, warmth, and breathability in one compact piece. Constructed with Pertex Quantum ripstop fabric, the jacket offers excellent wind protection, while strategically placed Polartec Alpha insulation panels provide warmth without compromising