- Frame: 4130 Chromoly, BMX Freestyle Geometry, Removable Brake Mounts, Integrated Headset, Mid BB Shell
- Fork: 4130 Chromoly, 1 1/8" Threadless Steerer, Tapered Legs
- Crank: 2-Piece
- Chain: KMC Z410
- Bottom Bracket: Mid Sealed Bearing, 8-Spline Spindle
- Cog Set: 9T Cassette Driver
- Rims: Aluminium Double Wall 36H
- Front Hub: Alloy, 3/8" Female Axle Bolt, 36H
- Rear Hub: 36H, 9T Cassette, 14mm Axle, Sealed Bearing, Al Shell
- Spokes: 14G Black
- Tires: 20" x 2.4"
- Pedals: BMX, Nylon
- Brakes: Aluminium U-Brake
- Brake Levers: Aluminium
- Handlebar: Mongoose 4130 Chromoly 8.75"
- Grips: Mongoose MushXL, 160mm
- Stem: Mongoose, Top Load 50mm Ext.
- Headset: 1-1/8" Threadless Sealed Integrated
- Seat Post: Steel, 25.4mm, Pivotal
- Saddle: Mongoose Pivotal
- Length: 116.87cm
- Width: 19.7cm
- Height: 55.14cm
- Weight: 12.44kg
The Legion series of bikes offers everything a BMX rider could need. Mongoose has infused over 40 years of experience along with feedback and insights from the pro athletes to develop the best line of Legion bikes yet.