The Mongoose Legion Series offers a full line of freestyle BMX bikes for riders of all ages and ability levels. The Legion L20 is a stylish freestyle BMX bike that offers everything a beginning rider needs to hit the streets and pop off curbs!


  • Frame: Hi-Ten steel, BMX freestyle geometry.
  • Fork: Hi-Ten steel.
  • Crank: 3 piece tubular chromoly, 25T steel chainring.
  • Chain: KMC S1.
  • Bottom Bracket: Mid sealed bearing, 8-spline spindle.
  • Rims: Aluminum single wall, 24 mm ID, 36H.
  • Front Hub: Steel, ball bearing, 3/8 in axle, 36H.
  • Rear Hub: Steel, sealed-bearing cassette, 14 mm axle, 36H, 9 tooth driver.
  • Spokes: 14G, steel, black.
  • Tyres: 20" x 2.3".
  • Pedals: Mongoose, nylon.
  • Brakes: U-brake, aluminium.
  • Handlebars: Mongoose, Hi-Ten steel, 28" width, 8" rise.
  • Grips: Mongoose Mush, 145 mm.
  • Stem: Mongoose, threadless top load, 50 mm.
  • Headset: Threadless, integrated 1-1/8”, retainer bearing.
  • Seat Post: Steel, 250 mm, 25.4 mm.
  • Seat: Mongoose, steel rails.
  • Colour: Green.


  • Top Tube: 20.25".
  • Headtube Angle: 74°.
  • Seat Tube Angle: 71°.
  • Chainstay: 13.70".
  • Standover Height: 22.25".



Brand Mongoose

Be The First To Review This Product!

Help other District Cycle Store users shop smarter by writing reviews for products you have purchased.

Write a product review

No payment today. Buy now, pay 4 interest-free payments over 8 weeks.

  • 4 simple payments
  • 100% interest-free, no hidden fees
  • Instant approval online

Just select Afterpay as your payment method on checkout.

Others Also Bought

More From This Category