Offer is valid through 11/30/26 at 11:59pm CT or while supplies last. Returns are subject to our return policy. Charges for non-qualifying items, shipping and sales tax are excluded from all discounts. No adjustments on previous purchases, returns or exchanges, or orders in progress that have not yet shipped. We reserve the right to limit order and item quantities. All offers and pricing are subject to change without notice. Void where prohibited.
Legion MX - 20in
Extra 20% off at checkout | More details
No-Sweat Assembly
Get ready to rip in just a few simple steps.
30 Day Returns
Plenty of time to make up your mind.
Limited Warranty
We've got you covered for years of riding.
BMX Starts Here
A durable hi-ten steel frame is tough enough to stand up to new riders cruising the block or making first skatepark visits.
Steady First Pedals
The durable 1-piece crank keeps pedaling simple, helping riders build strength, balance, and control.
Control When It Counts
A 4-bolt alloy stem helps keep handlebars secure, while the linear-pull hand brake delivers dependable speed control.
Ready to Roll
Strong 48-spoke aluminum rims and BMX tires have the grip for laps around the block or dirt shortcuts after school.
Product Details
Frame
Hi-ten steel, 1 in headtube
Fork
Mongoose, 20", Hi-Ten steel, 100 mm, nutted
Crank
1-piece, forged steel, 42T
Chain
KMC
Bottom Bracket
American loose ball, 1-piece, 68 mm
Rims
Mongoose, aluminum, single wall, 25 mm ID, 36H, non tubeless
Front Hub
Steel, ball bearing, 100 mm bolt-on, 36
Rear Hub
Steel, ball bearing, 36
Spokes
14G, steel
Tires
Mongoose, 20 in x 2.125 in, wire bead
Pedals
Mongoose, plastic
Brakes
Power, linear pull, steel
Brake Levers
Mongoose
Handlebar
Mongoose, hi-ten steel, 22.2 mm clamp
Stem
Mongoose, aluminum, quill/steel adjustable, 45 mm
Headset
Threadless, 1" external, retainer bearing
Seat Post
Steel, 250 mm, 25.4 mm
Saddle
Mongoose, steel rails
Grips
Mongoose
