Mongoose Legion L20 Complete BMX Bike
Mongoose Legion L20 Complete BMX Bike
Mongoose Legion L20 Complete BMX Bike
Mongoose Legion L20 Complete BMX Bike

Mongoose Legion L20 Complete BMX Bike

£308.99 £330.00 Sale Save
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Mongoose Legion L20 Complete BMX Bike

With the Legion Series, Mongoose 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
  • Headset: Threadless, 1-1/8 external, retainer bearing


  • Hubs: (F) Steel, ball bearing, 3/8 in axle, 36H (R) Steel, sealed-bearing cassette, 14 mm axle, 36H
  • Rims: Aluminum single wall, 24 mm ID, 36H
  • Tyres: 20 in x 2.3 in, wire bead


  • Pedals: Mongoose, nylon
  • Gearing: 25/9
  • Crankset: 3-piece, tubular chromoly
  • Sproket: 25T Steel chainring
  • Bottom bracket: American Loose Ball 8-spline spindle


  • Handlebar: Mongoose, Hi-Ten steel, 28 in width, 8 in rise
  • Stem: Mongoose, threadless top load, 50 mm
  • Brakes: Welded
  • Brake mounts: U-brake, aluminium
  • Seat: Mongoose steel rails
  • Grips: Mongoose steel rails


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Please read the following regarding availability notices on our product pages;

- Waller BMX, Onboard Skatepark (Ready to dispatch): Good Stock

This means the item is In-stock and ready to leave the Waller BMX store the same day if ordered in business hours.

- Available (2-6 Days Dispatch): Good Stock

This means the item is In stock at our warehouse location and items will be despatched by us in 2-6 working days.

- Please contact us for dates or alternative options

This means we will special order the items from our supplier which usually leaves within 7 days.


Waller BMX is located in Sheffield, UK. We are lifelong riders with a passion for BMX. With knowledgable staff, we are like the riding encylopedia of BMX - Ask us anything!