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Dear Customer

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Brand: Mongoose

Mongoose Legion L100 BMX Bike 2019

Mongoose Legion L100 BMX Bike 2019
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Brand: Mongoose

Mongoose Legion L100 BMX Bike 2019

Green/Orange - One Size
Silver/Orange - One Size

Why buy bike from us?

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.


  • 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 aluminum, double wall, 36H
  • Front Hub Alloy, 3/8" female axle with bolt; 36H
  • Rear Hub 36H, 9T Cassette, 14 mm axle, sealed bearing, AL shell
  • Spokes 14G black
  • Tires 20" x 2.4"
  • Pedals BMX, nylon
  • Brakes aluminum U-brake
  • Brake Levers aluminum
  • Handlebar Mongoose®, 4130 chromoly, 8.75"
  • Grips Mongoose® MushXL, 160 mm
  • Stem Mongoose®, top load, 50 mm ext.
  • Headset threadless sealed integrated 1-1/8"
  • Seat Post steel, 25.4 mm, pivotal
  • Saddle Mongoose® Pivotal

Size Guide:


Note: Manufacturer may reserve the right to change the specification of that listed or shown on this page.
This could include but not limited to specification or colour

Trade-in Your old bike

You can trade in your old bike for instant credit in our store. You can use your credit against all products in store.

Trade-In Your old bike - Step by step:

  • Bring the bike you would like to trade-in to our store
  • Please ask for the person in charge of Used Bikes
  • Our Buyers will assess your bike and offer you a Trade-in credit
  • Avail of instant credit from your trade-in
  • Credit can be used against ALL goods in store. Sale prices will still apply
  • Ride away on your new bike!

Terms & Conditions

  • We only accept bikes in the resale value range of €200 - €1,200
  • Bikes must be clean and fit for resale
  • You will be required to produce photo ID which we will scan and keep on file