With the Legion Series, Mongoose offers a full line of freestyle BMX bikes for riders of all ages and ability levels. The Legion L100 was designed to be a fully park, street and dirt worthy BMX bike that offers everything a rider could need from beginner level curb jumps all the way up to advanced aerial tricks on a quarterpipe!
- Mongoose full 4130 Chromoly frame, tapered headtube, removable brake mounts, and mid BB shell.
- 175mm 2-piece tubular chromoly hollow spindle cranks with a 25T alloy chainring and mid sealed bearing bottom bracket.
- 20” x 2.4” tires mounted on wide aluminum double wall 36H rims with 3/8” female axle front hub and 9T cog sealed bearing cassette rear hub.
- 4130 chromoly handlebar and fork, 50mm stem, threadless sealed integrated headset, and Alloy U-brake.
- 21-inch top tube length. Suggested rider height is 5'8" and up.
FRAME- 4130 chromoly, BMX freestyle geometry, removable brake mounts, integrated headset, mid BB shell
FORK- 4130 chromoly
CRANK- 2-piece, tubular chromoly hollow spindle, 25T aluminum chainring
CHAIN- KMC S1
BOTTOM BRACKET- Mid sealed bearing, 8-spline spindle
REAR COG- Single-speed, 9T cassette driver
RIMS- Xposure Infinity-XD, aluminum double wall, 30 mm ID, 36H
FRONT HUB- Aluminum, ball bearing, 3/8 in axle, 36H
REAR HUB- Aluminum, sealed-bearing cassette, 14 mm axle, 36H
SPOKES- 14G, steel, black
TYRES- 20 in x 2.4 in, wire bead
PEDALS- Mongoose, nylon
BRAKES- U-brake, aluminum
HANDLEBAR- Mongoose, 4130 chromoly, 29 in width, 8.75 in rise
STEM- Mongoose, threadless top load, 50 mm
HEADSET- Threadless, integrated 1-1/8”, cartridge bearing
SEAT POST- Pivotal, steel, 250 mm, 25.4 mm
SADDLE- Mongoose Pivotal
GRIPS- Mongoose MushXL, 160 mm
SIZES- One size