Legion L80

Mongoose Legion L100 Freestyle BMX Bike

Built for Pro-Level Stunts and Street Dominance

The Mongoose Legion L100 is engineered for riders who demand durability, precision, and aggressive freestyle performance. Featuring a 4130 chromoly front triangle for lightweight strength, sealed bearing hubs for smooth rolling, and a pivotal saddle system for adjustability, this bike is ready for park, street, or dirt sessions. Whether you’re grinding ledges or launching ramps, the L100 delivers BMX-proven reliability at an unbeatable value.

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Key Features:

 4130 Chromoly Front Triangle – Lightweight yet ultra-strong for freestyle abuse.
Sealed Bearing Cassette Hub (14mm Axle) – Smooth, low-maintenance drivetrain.
3-Piece Chromoly Cranks (25T Steel Chainring) – Optimal power transfer and durability.
U-Brake System – Responsive stopping power for tricks and control.
Pivotal Seat Post & Saddle – Adjustable for rider preference.
20″ x 2.3″ Tires – Grippy tread for street and park riding.

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Full Specifications:

Frame & Fork

• Frame: 4130 chromoly front triangle, BMX freestyle geometry, integrated headset, mid BB shell

• Fork: Hi-Ten steel, threadless steerer

Drivetrain

• Crank: 3-piece tubular chromoly, 25T steel chainring

• Bottom Bracket: Mid sealed bearing, 8-spline spindle

• Chain: KMC S1

Wheels & Tires

• Rims: Aluminum single wall, 29mm inner width, 36H

• Front Hub: Aluminum, ball bearing, 3/8″ axle

• Rear Hub: Aluminum, sealed-bearing cassette, 14mm axle

• Spokes: 14G steel (black)

• Tires: 20″ x 2.3″ wire bead

Brakes

• Brakes: U-brake, aluminum

Cockpit

• Handlebar: Hi-Ten steel, 29″ width, 9″ rise

• Stem: Threadless top load, 50mm

• Grips: Mongoose MushXL (160mm)

Seat

• Seat Post: Pivotal, steel, 250mm, 25.4mm

• Saddle: Mongoose Pivotal

Extras

• Pedals: Mongoose nylon

• Headset: Threadless integrated 1-1/8″ cartridge bearing