Experience unparalleled performance with SRAM's lightest and stiffest crank arms, designed for maximum efficiency on every ride. These crank arms are compatible with 8 bolt spiders, chainrings, and powermeters, making them a versatile choice for any cycling enthusiast. SRAM Model ID: FC-RED-ASSY-E1. These crank arms are engineered for performance, ensuring that every pedal stroke translates into speed and power. The DUB spindle interface enhances the overall rigidity and compatibility with a wide range of bike setups. Upgrade your cycling experience with this high-quality component, designed for athletes who demand the best. Whether you're racing or tackling challenging trails, these crank arms provide the reliability and strength needed to excel. Embrace the next level of cycling performance with SRAM's advanced engineering and innovation, tailored to meet the rigorous demands of serious cyclists.