Positive Negative Teeth Folding Bike Crankset Strong Aluminum Alloy Square Hole Chainring Crank High Strength Hollow CNC Crankset Long-Lasting for Cyclists

Product Type: This folding bike crankset is a complete bike parts upgrade built around a square hole chainring crank, combining the crank arms and chainring set for a compact, performance-focused setup.

Material: Made from aluminum alloy, the crankset is designed to stay lightweight while helping reduce unnecessary weight on the bike, making every ride feel more responsive.

Chainring Design: The positive and negative teeth chainring helps improve chain engagement, supporting smoother power transfer and better stability during pedaling.

Fit and Options: With multiple chainring sizes from 46T to 58T and 170 mm crank arm length, this folding bike crankset gives riders flexible choices for different riding needs and gearing preferences.

Durability and Riding Feel: The CNC construction and hollow design are made to deliver high strength and lasting use, helping cyclists enjoy a firmer pedal feel and more efficient riding over time.