Mongoose Legion L20 BMX-Bicycles-Mongoose-Chain Driven Cycles-Bike Shop-Ireland

Mongoose Legion L20 BMX

Vendor: Mongoose
SKU: M41801U20OS
Availability: Out Of Stock
Subtotal: €409.00

Free Shipping

Free standard shipping on orders over €20

Next day delivery in Ireland

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!

Key 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


  • Frame: Hi-Ten steel, BMX freestyle geometry
  • Fork: Hi-Ten steel
  • Crank: 3-piece, tubular chromoly, 25T steel chainring
  • Chain: KMC S1
  • Bottom Bracket: American loose ball, 8-spline spindle
  • Drivetrain: Single-speed, 9T cassette driver
  • 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
  • Spokes: 14G, steel, black
  • Tyres: 20 in x 2.3 in, wire bead
  • Pedals: Mongoose, nylon
  • Brakes: U-brake, aluminum
  • Handlebar: Mongoose, Hi-Ten steel, 28 in width, 8 in rise
  • Stem: Mongoose, threadless top load, 50 mm
  • Headset: Threadless, 1-1/8" external, retainer bearing
  • Seat Post: Steel, 250 mm, 25.4 mm
  • Saddle: Mongoose, steel rails
  • Grips: Mongoose Mush, 145 mm



Ireland and UK

Free delivery (minimum order €20) in the Republic of Ireland, UK and Northern Ireland for all orders placed on our website.

Exceptions to the above rule are heavy goods, weighing 20kg or above. The shipping cost for heavy goods is €20.

All orders are processed, packaged and shipped the same day (on orders received before 3pm). Once goods have been shipped, the customer will receive an email with a tracking number.

Next day delivery within Ireland. U.K. delivery times will vary.

If your order is out of stock we will contact you immediately with an expected delivery date.

European and Worldwide

We offer worldwide shipping. The cost of shipping depends on the destination and weight of goods.

Please contact us for a quote on shipping costs to your destination.

Bike Shipping

Bikes are inspected by our trained bicycle mechanics to ensure that all parts are correct and functional before delivery.


Click here to view our returns policy.

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