Bolt-on speed—so fast it's almost cheating. Our speed bundle is the cheat code for unlocking extra speed on your bike. Silky smooth shifting in an aero-optimized package for those looking to maximize their efforts on the bike. Aero Kolossos : The same legendary benefits of our oversized derailleur cages are now shielded in an aero package. Improve rolling resistance, shifting accuracy, power transfer, and aerodynamics. Ceramic Bottom Bracket : E xtremely reliable and efficient bottom brackets that increase bottom bracket stiffness. "Gain Chain" Wax-Coated Chain : Our wax-coated chain improves drivetrain efficiency over a standard lube chain. *After placing an order, our team will work with you to configure your kit and determine the correct parts for your bike.