Mongoose Legion L20 20w 2017 BMX Bike
Frame Hi-Ten Steel
Forks Hi-Ten Steel
Headset Threaded, 1"
Handlebars Mongoose Hi-Ten 8"
Stem Mongoose Front Loader 50 mm Ext.; quilled
Shifters 1 Speed
Chainset 1pc Forged Steel 170 mm,25T steel chainring
Bottom Bracket American Loose Ball
Chain KMC Z410
Rear Brake Alloy U-Brake
Rims Alloy single wall 36H
Front Hub 36H Steel, 3/8" axle
Rear Hub 36H, 9T Cassette, 14 mm axle, 4 Sealed bearing, AL Shell
Spokes 14G Black
Tyres 20 2.25 Front - 20 2.25 Rear
Seatpost Steel, 25.4
Pedals Plastic body with 1/2" axle

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What are the delivery costs?

We offer Free UK Delivery on all orders.

Including: Channel Islands, Isle of Man, Isle of Wight, Northern Ireland, Scottish Highlands and Scottish Islands.

Standard delivery is normally 2 - 5 working days.

International delivery costs and delivery times vary for different countries. Please see here for more information.

Christmas delivery

For guaranteed Christmas delivery please order bikes before 11am, Tuesday 20th December and all other items before 11am, Wednesday 21st December. Guaranteed Christmas delivery applies to all items with the icon, please choose your option/size to see if the specific item you are after qualifies for Christmas delivery.

The Mongoose 20" top tube hi-ten BMX frame and fork is ideal for smaller riders just starting out in BMX.

Key Features:
  • 25 × 9t Gearing with cassette driver and 1-piece forged steel 175 mm cranks are simple and strong.
  • Alloy U-brake rear and brake detangler keeps your cables from tangling up. Mongoose 8" bars are attached to the Mongoose front loader 50 mm quilled stem. 
  • Everything is rounded out with the sleak Mongoose slim-railed seat.