Mongoose Montana Men's Mountain Bike All-terrain bicycle for men crafted around an alloy mountain frame Three-piece ATB crank has 21-speed SRAM MRX shifters for optimal speed control Element suspension fork works hard to smooth over the bumps Soft foam saddle, Artek linear pull brakes with 64mm pads, and a Shimano rear derailleur 26-inch black tires with brushed side silver alloy rims