The dynamic crank arm set is designed for use with mid- electric bicycles, providing a robust and reliable connection between the pedals and the 's drivetrain. Ideal for both casual riders and cycling enthusiasts, this crank arm set ensures smooth and efficient power transfer. Installation is , requiring only basic tools, making it accessible for DIY enthusiasts. Whether you're upgrading your setup or replacing worn-out parts, this crank arm set is a for enhancing your riding experience. Features -Color:Black -Material:Metal -Size:21.00X3.50X2.70cm/8.25X1.38X1.06in -Durable construction: made from materials, this crank arm set ensures durability and performance for both indoor and outdoor cycling -great fit: designed specifically for midmotor electric , these crank arms provide a precise fit, ensuring smooth and efficient power transfer -Versatile compatibility: suitable for a wide range of types, including stationary , mountain , and road , making it a versatile addition to your cycling gear -Easy installation: the crank arms are easy to install, allowing you to quickly upgrade or replace your existing components without professional help -Enhanced performance: with a length of 170 mm, these crank arms offer optimal leverage and power, improving your cycling efficiency and overall performance Package list: 2 x left and right bicycle cranks