Precise Dimensions: Features a center distance of 127mm between two holes, with a 9/16-20 round hole for pedal mounting and a 13x13mm square hole for secure attachment to the bike shaft, ensuring compatibility with standard exercise bike components.
Robust Construction: Made of high-quality iron with a substantial weight of approximately 300g per piece, these exercise bike cranks are designed to withstand intense workout ses-sions while providing stability and strength for your indoor cycling experience.
Easy Installation: Simply turn clockwise to install either the left or right crank arm - no special tools required. The straightforward design allows for quick replacement or upgrade of your existing exercise bike parts.
Wide Compatibility: Designed to fit most indoor exercise bikes on the market, these replacement crank arms offer a reliable solution for repairing or upgrading your home fitness equipment without the need for a complete bike replacement.
Long Lasting Finish: Exterior paint treatment provides protection against sweat, moisture and daily wear, extending the service life of these crank arms while maintaining a sleek black appearance that complements any exercise bike design.