BMX Bikes
The Legion L20 is a stylish freestyle BMX bike that offers everything a beginning rider needs to hit the streets and pop off curbs!
Specifications:
*All specifications listed are subject to change without notice.* Accessories sold separately*

Product Details
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!
Specifications:
Frame: | Hi-Ten steel, BMX freestyle geometry |
Fork: | Hi-Ten steel |
Crank: | 3-piece, tubular chromoly, 25T steel chainring |
Chain: | KMC S1 |
Bottom Bracket: | Mid sealed bearing, 8-spline spindle |
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, sealed-bearing cassette, 14mm 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 front load, 50mm |
Headset: | Threadless, integrated 1-1/8” external, retainer bearing |
Seat Post: | Steel, 250 mm, 25.4 mm |
*All specifications listed are subject to change without notice.* Accessories sold separately*
Geometry | L500 | L100 | L80 | L60 | L40 | |
A | Head Tube Angle (Degrees) | 75 | 75 | 75 | 74.5 | 74.5 |
B | Seat Tube Angle (Degrees) | 71 | 71 | 71 | 71 | 71 |
C | Horizontal Top Tube Length (Mm) | 534 | 534 | 527 | 521 | 521 |
D | Seat Tube Length (Mm) | 223 | 223 | 223 | 223 | 223 |
E | Standover Height (Mm) | 565 | 565 | 565 | 565 | 565 |
F | Head Tube Length (Mm) | 120 | 120 | 120 | 100 | 100 |
G | Chainstay Length (Mm) | 348 | 348 | 348 | 348 | 348 |
H | Fork Offset (Mm) | 35 | 35 | 35 | 35 | 35 |
I | Bottom Bracket Drop (Mm) | 40 | 40 | 40 | 40 | 40 |
J | Wheelbase (Mm) | 925 | 925 | 922 | 920 | 920 |
Stem Length (Mm) | 50 | 50 | 50 | 48 | 48 | |
Bar Width (Mm) | 733 | 700 | 745 | 733 | 733 | |
Seat Post Size (Mm) | 25.4 | 25.4 | 25.4 | 25.4 | 25.4 |
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