Aluminum Alloy Bike Crank Arm 170mm 104BCD 34T

Details

• Optimized Leverage: Features a precise 170mm crank arm length designed to provide optimal leverage and smooth pedaling efficiency for various mountain biking conditions and for rider heights.
• for versatile Compatibility: Built with a standard 104BCD bolt pattern, this crankset fits single, double, and triple chainring setups, offering flexible customization for your specific riding style.
• for premium Lightweight Material: Constructed from high-strength aluminum alloy, the set weighs approximately 552g (cranks) plus 41-82g (chainrings), durability without sacrificing speed.
• Multiple Gear Options: Available with round black chainrings in 32T, 34T, 36T, 38T, or 40T sizes, allowing you to select the perfect tooth count for climbing steep trails or sprinting on flats.
• Complete Package Solution: Includes a pair of crank arms and one chainring ready for installation; ideal for replacing worn-out parts or upgrading your current for mountain bike drivetrain.