Polaris 600RR M.1 Hardtail MTB Bicycle Frame/Fork: 18.5 inch Hyrdoformed Steel Frame, Force SCR2 Suspension Fork Wheels/Tires: Aluminum Rims with WD 26 x 1.95 Tires Drivetrain: Aluminum 170mm Crank Arms, Shimano 21 speed Revo Twist Shifters, Shimano Front Derailleur, Shimano TX35 Rear Derailleur, Shimano Cassette Brakes/Cockpit: Alloy Front and Rear V-Brakes, Promax Brake Levers, Polaris MTB Saddle Includes: Kickstand, Front Wheel Quick Release and Quick Release Seat Post Clamp