Also, all Mongoose Legion BMXs will have the wheel size (20-inch diameter) unless it’s the Legion L16 or Legion L18 (which have 16-inch and 18-inch diameter wheels, respectively). The other style of Mongoose Bicycles are those low-end, mass-produced bikes which are distributed by major chain-stores at discount prices. We at SkateHut understand that choosing the… Continue reading Mongoose 20 in Grid 180 Single-Speed BMX Freestyle Bike, Black at Tractor Supply Co.