Two Mongoose Mountain Bikes Girls And Boys 24-inch Bicycles By Owner Bike Sale Craigslist The Mongoose Switchback Expert is capable of popping off small roots and rocks within the path, and it has proven to be sturdy on the landings. I nervous about flat tires so I added a bit extra strain than I normally run on my other bikes—about 20-25psi—and I advocate patrons do the identical. With the included flat pedals, the Mongoose Switchback Expert weighs 33.9lb (size XL) which isn’t too far off what a costlier full suspension mountain bike might weigh. The Mongoose 700c Elroy Adventure bike features a light-weight body and a succesful journey geometry that makes it the proper choice for exploring any terrain.