Mongoose Legion L10 BMX Black


The Mongoose Legion L10 BMX is a 20 inch BMX to help you enter the world of freestyle in style. The Legion is a great first bike, with a range of reliable, safe and durable spec.

Only 1 left in stock

MGM41901U10 , , , , ,
Brand: Mongoose Brand:

Mongoose Legion L10 BMX Black


Only 1 left in stock

The L10 is built with a tough Hi-Ten steel frame, forks and handlebars which are light enough so that you can ride in control. The saddle and grips are comfortable to ensure that you can enjoy every ride without issue and the aluminium U-brake adds safe control this speed machine so that you can ride with confidence. The Legion L10 is kitted out with 1 piece forged steel cranks and a 9t cassette driver. The Mongoose Legion L10 BMX bike offers everything a beginner could ask for in a BMX, ready to hit the streets and dominate from day dot.


  • Mongoose® Hi-Ten steel frame and fork; 8” handlebar
  • 1-piece forged steel crank
  • Aluminium single wall 36H rims; 2.25” tyres

FRAME: Hi-Ten steel, BMX freestyle geometry

FORK: Hi-Ten steel

CRANK: 140mm 1-piece forged steel, 25T steel chainring


BOTTOM BRACKET: American loose ball

REAR COG: 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, ball bearing, 3/8 in axle, 36H

SPOKES: 14G, steel, black

TYRES: 20 in x 2.25 in, wire bead

PEDALS: Mongoose, nylon

BRAKES: U-brake, aluminum

HANDLEBAR: Mongoose, Hi-Ten steel, 27.5 in width, 8 in rise

STEM: Mongoose, threadless top load, 48 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

** Specifications subject to change without notice. Geometry & Sizing L10 A Head Tube Angle (degrees) 74 B Seat Tube Angle (degrees) 71 C Horizontal Top Tube Length (mm) 508 D Seat Tube Length (mm) 203 E Standover Height (mm) 555 F Head Tube Length (mm) 100 G Chainstay Length (mm) 348 H Fork Offset (mm) 35 I Bottom Bracket Drop (mm) 40 J Wheelbase (mm) 911 Stem Length (mm) 48 Bar Width (mm) 700 Seat Post Size (mm) 25.4

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