The crank is a crucial component of a bike, serving as the lever that connects the Bottom Bracket to the pedal, allowing the transmission of pedaling force to the chain. This particular bike crank arm, with its 170mm length, is designed to ensure ultimate chain retention, increase service life, and reduce friction and noise.

[High Quality Materials] Crafted from premium aluminum alloy, this crank set boasts exceptional quality and durability. The material is lightweight, high-strength, and highly resistant to deformation, ensuring long-lasting performance. Strict quality control standards have been implemented, making this a reliable choice for cyclists.

[Easy to Install] Weighing in at a lightweight and compact size, this crank set is simple to install and use, contributing to a higher work efficiency. The well-made design and excellent performance make it a convenient and practical option for riders.

[Crank Length] The 170mm crank arm length is optimized to prevent any overlap between the crank arm and the chain ring bolt, providing a seamless and efficient pedaling experience. The fine polish and great paint finish further add to the crank's stylish and colorfast appearance.

[Applicable] This crank arm set is compatible with a wide range of bicycle types, including BMX Bikes (both old-school and modern), Cruiser Cyclotrons, Electric Bikes, Folding Bikes, Hybrid/Comfort Bikes, and Mountain Bikes. Its versatility ensures it can be a suitable upgrade for a variety of cycling needs.

[Package Include] Each purchase includes 1 x Bike Crank Arm. This crank arm features an excellent manufacturing process, with a fine polish and great paint finish. The result is a stable performance, a stylish appearance, and a unique touch that can enhance the overall look of your bicycle.

In summary, this bike crank arm boasts a range of impressive features that cater to the needs of cyclists. The premium aluminum alloy construction ensures durability and high strength, while the 170mm crank length optimizes chain retention and reduces friction and noise. The easy installation, versatile compatibility, and exquisite workmanship make this crank arm a top choice for riders seeking a reliable and aesthetically pleasing upgrade for their bicycles.

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