The new and improved SRAM Red AXS E1 Crankarm Assembly is engineered for optimal performance and precision in competitive cycling. Constructed from advanced carbon fiber and aluminum composites, the crankarms are designed to deliver unparalleled stiffness and reduced weight (29 g lighter than previous generation), ensuring efficient power transfer with every pedal stroke. The assembly features SRAM’s proprietary Exogram technology, which integrates a hollow, Truvativ-designed crankarm for superior strength-to-weight ratio. Its wide Q-factor and precise, smooth axle interface enhance stability and reliability under extreme conditions. The SRAM Red Crankarm Assembly is also compatible with various bottom bracket standards, making it a versatile choice for riders seeking high-end performance and adaptability.