Mongoose Legion Kids BMX Bike, 20-Inch Wheels, Hi-Ten Steel Frame

For 45 years, Mongoose has been tearing up the trails, ramps, and dirt tracks. The Legion Series from Mongoose offers a complete range of freestyle BMX bikes suitable for riders of all ages and skill levels. The Legion L20 is specifically engineered to handle park, street, and dirt riding with ease. It features a Hi-Ten steel frame with a 20.25” top tube, tapered headtube, and removable brake mounts. The L20 also includes a set of sturdy Hi-Ten steel 8” rise handlebars and a 48mm stem for precise control. The wide aluminum single wall 36H rims and 2.3” BMX tires provide excellent grip and durability for any terrain.

The 25x9T gearing, one-piece tubular chromoly 170mm hollow spindle cranks, and American loose ball bottom bracket offer a smooth and reliable drivetrain. The alloy U-brake and brake levers ensure speed control, while the Hi-Ten Steel BMX fork with a 1-1/8" threadless steerer and taper leg maximizes performance. The bike is shipped ready for assembly and comes with a 5-year limited warranty on the frame and a 1-year warranty on parts.

The L20 is a sleek freestyle BMX bike designed for beginner riders who want to tackle the streets and curbs effortlessly. It is recommended for riders with a height between 4’8” to 5’4”. The bike is built to last with its strong Hi-Ten steel frame, removable brake mounts, and a 20.25-inch top tube length. The high-performance drivetrain includes 170mm one-piece forged steel cranks, a 25T alloy chainring, and an American loose ball bottom bracket.

Equipped with 20” x 2.3” tires on aluminum single wall 36H rims, the wheelset features a 3/8” female axle front hub and 9T cog sealed bearing cassette rear hub for smooth riding. The bike also comes with a single rear aluminum U-brake and brake levers for precise speed control. The Hi-Ten steel handlebar, fork, and 50mm stem, along with a threadless sealed integrated headset, ensure maximum steering performance.

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