Bicycle cranksets and chainrings

The Shimano FC-MT610-B2 Boost cranks are designed for mountain bikes with a modern 2x12 gear system. With a strong and lightweight design, they provide high rigidity and efficient power transfer, suitable for a wide range of terrains. Direct mounting of the chainrings ensures easy maintenance and compatibility with Boost standard frames. Crank length: 175 mm Chainrings: 36/26 teeth (2x12) Q-factor: 178.9 mm Compatible with BOOST frames (OLD 148 mm) Direct Mount Optimized for 12-speed HG+ chain Efficient power transmission thanks to 2-piece design