High-Quality Material: Crafted from premium aluminium alloy, the crankset is both and robust, ensuring long-lasting performance and easier pedaling. Universal Compatibility: Designed to fit most bicycles, this crankset features a universal 170mm square taper interface that makes installation straightforward and enhances compatibility with a variety of bikes. Efficient Power Transfer: With for 52T chainrings, this crankset provides efficient power transfer, allowing for smoother and faster riding, especially on flat terrains and hills. Double Chain Cover: Includes a double chain cover that helps protect the chainrings and enhances safety by preventing clothing from caught in the chain. Construction: The aluminium alloy arms are designed to withstand the rigors of daily riding, making it an ideal choice for both casual and more aggressive cyclists. Specification:52T Color:Black Material:Aluminum Alloy Package Contents: 1 * Bike Crank Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.