Elevate your mountain bike ride with MUXSAM's sleek and durable bike crank arm. Crafted from high-quality aluminum alloy, this left-hand crank arm features a diamond-shaped inner hole for precise fitment and easy installation. With its polished finish and stylish design, it complements the palm's usable area perfectly.

The 170mm long crank arm is designed to provide maximum strength and resistance to deformation, ensuring your bike stays in top condition. The total length of this crank arm is an impressive 20.7cm, allowing for easy adjustments and a perfect fit with various bicycles.

As part of MUXSAM's extensive product line, this single-speed crankset is a versatile solution for mountain bikes and road bikes alike. With its wide range of applications and compatibility with many bike models, it makes an ideal substitute for common bicycle repair parts.

To ensure your satisfaction with your purchase, MUXSAM offers a quality assurance guarantee within 1 year from the date of delivery. If you have any questions or concerns, please don't hesitate to reach out.