Description
Progressive Freestyle Geometry and Durable Steel Core
The Mongoose Legion L10 provides an exceptional entry point into freestyle riding for aspiring BMX athletes. Mongoose engineered this 20-inch platform to match the agile handling, geometry, and bar feel preferred by modern park and street riders. The structural foundation relies on a high-tensile (Hi-Ten) steel frame and matching steel fork. This robust setup effectively absorbs heavy impacts from hard landings while maintaining its alignment. The versatile frame layout yields an incredibly nimble feel, making it much easier for developing riders to learn bunny hops, manual balances, and spin rotations.
Premium 3-Piece Chromoly Cranks and Responsive Drivetrain
Powering up to speed before launching transitions is smooth and dependable thanks to an upgraded drivetrain configuration. Unlike standard entry-level bikes that use heavy one-piece designs, the Legion L10 boasts a reliable 3-piece tubular chromoly crank assembly spinning on an 8-spline spindle. This lightweight, stiff crankset handles severe torsional forces with ease. The gearing utilizes a compact 25T steel chainring paired with a single-speed KMC S1 chain. This drives a responsive 9T cassette driver laced into the rear wheel, offering a clean layout that minimizes chain slack and maximizes clearance on coping edges.
Mongoose Legion L10
| 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 |
| 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 |
| TIRES | 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 |
| SIZES | One size |
| EXTRAS | Brake detangler |
