Product details

€ 449,00
€ 405,00

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The Legion L20 is a stylish freestyle BMX bike that offers everything a beginning rider needs to hit the streets and pop off curbs. For the BMX riders who’s looking to improve their ability no matter what skill level they’re at without breaking the bank.

For almost 40 years, Mongoose has been in the dirt, on the trails and off the ramps. Founded in 1974 in a Southern California garage, Mongoose has always been an aggressive brand with products that push the limits of what a rider can do. From the biggest hits on the mountain or in the park to the urban jungle, Mongoose is an authentic brand that produces durable products built for real riders.

Ranging from the LXS to the L100, the Legion series of bikes offers everything a BMX rider could need from your first true BMX bike in the L18 to a fully park, street and dirt worthy machine in the L100. Mongoose has infused over 40 years of experience along with feedback and insights from our pro riders to develop the best line of Legion bikes yet.


Main Features

  • Mongoose Hi-Ten steel frame and fork.
  • 8” handlebar.
  • 3-piece chromoly tubular crank.
  • 8-spline spindle.
  • Aluminum single wall 36H rims.
  • 2.3” tires for added stability and grip.
  • Clean and reliable 9 teeth cassette driver.
  • Plastic lightweight grippy pedals.
Frame Hi-Ten steel, BMX freestyle geometry
Fork  Hi-Ten steel, 20”, Hi-Ten steel
Crank 3-piece, tubular chromoly, 25T steel chainring
Chain KMC S1
Bottom Bracket American loose ball, 8-spline spindle
Rear Cog
Single-speed, 9T cassette driver
Rims Aluminum single wall, 24mm ID, 36H
Front Hub Steel, ball bearing, 3/8" axle, 36H
Rear Hub Steel, sealed-bearing cassette, 14mm axle, 36H
Spokes 14G, steel, black
Tires 20" x 2.3", wire bead
Pedals Mongoose, nylon
Brakes U-brake, aluminum
Handlebars Mongoose, Hi-Ten steel, 28" width, 8" rise
Stem Mongoose, threadless top load, 50mm
Headset Threadless, 1-1/8” external, retainer bearing
Seat Post Steel, 250mm, 25.4mm
Saddle Mongoose, steel rails
Grips Mongoose Mush, 145mm

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