29 in Mongoose Excursion Mens 21 Speed Touring Mountain Bike Black Take on steep slopes and tough trails with glee on the 29″ Mens’ Mongoose Excursion mountain bike. This adult mountain bike is built with a durable steel mountain frame and front suspension fork that are designed to take the abuse of bumps and dips found on dirt paths and trails. 21-speed twist shifters and the Shimano rear derailleur offer complete control over resistance and speed while traveling, letting you fine tune your ride as you go. The Excursion benefits from light and strong alloy rims that help lighten the load and knobby mountain tires that dig into dirt, sand or grass on your toughest rides. Slowing down to a halt, even on a steep hill, is simple, thanks to the front and rear linear pull brakes. Add in the steel 3-piece crank for superior gearing and there’s only one choice for your next Excursion companion. There’s nothing you can’t do on a Mongoose. 29″ Men’s Mongoose Excursion, Black:Steel rigid mountain frame with front suspension fork for powerful riding21-speed twist shifters with Shimano rear derailleur makes shifting easy and smoothFront and rear linear pull brakes provide quick, crisp stops and steady speed controlLight and strong alloy rims and knobby tires are built for the trailSteel 3-piece crank offers optimal gearing and less maintenance on your endTool-free adjustable seat post for easy height adjustmentsRider height: 6’0″ and upFree Shipping SpecificationsGenderMenBrandMongooseBicycle Wheel Diameter29″Age GroupAdultNumber of Speeds21 SpeedColorBlackManufacturer Part NumberR7926WMAssembled Product Dimensions (L x W x H)71.00 x 26.00 x 44.00 Inches