• Full Size 20" Complete BMX
  • Frame Material: 4130 Chromoly
  • Wheel Size: 20"
  • Top Tube Length: 21"
  • Chain Stay Length: 13.7"
  • Headtube Angle: 75°
  • Seat Tube Angle: 71°
  • Forks: 4130 Chromoly
  • Bars: Mongoose, 4130 Chromoly, 29" Width, 8.75" Rise
  • Stem: Mongoose, Threadless Top Load, 50 mm
  • Headset: Threadless, Integrated 1-1/8", Cartridge Bearing
  • Brake Mounts: Removable
  • Brakes: U-Brake, Aluminium
  • Front Hub: Aluminium 3/8" Axle, 36H
  • Front Rim: Xposure Infinity-XD, Aluminum Double Wall, 30 mm ID, 36H
  • Rear Hub: Aluminum, Sealed-Bearing Cassette, 14 mm Axle, 36H
  • Rear Rim: Xposure Infinity-XD, Aluminum Double Wall, 30 mm ID, 36H
  • Tyres: 20" X 2.4", Wire Bead
  • Sprocket: 25T Aluminium Chainring
  • Cranks: 2-Piece, Tubular Chromoly Hollow Spindle
  • BB: Sealed Mid
  • Pedals: Mongoose, Nylon
  • Seat: Mongoose Pivotal
  • Gearing: 25/9
  • Comes With Front Brake Attached


  • See Images
The Legion L100 has a 100% 4130 frame, fork and bar, has the highest spec components and it is also the largest bike in the Legion series with a 21" toptube and 8.75" bar rise. It uses double wall rims and sealed bearings throughout to make it as durable and lightweight as possible. The brake hardware is removable if you wish to go brakeless.

Please note that due to an industry-wide shortage of component parts, specification is subject to change. Please note that these will not be inferior parts but on occasion the manufacturer may differ.

Important Note: Our bikes require some assembly on delivery. See our Warranty Page for more details.