• Radio Astron FS BMX Bike 2017

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Radio Astron FS BMX Bike

Radio is a breed of complete BMX bikes like never before. Created by the makers of legendary German brand WeThePeople and made from the highest quality materials; Radio BMX is one the hottest names on the circuit today, and the Radio Astron FS is no exception.

The Radio Astron FS BMX Bike is ideal for any BMX rider wanting to ride on a great looking bike at an affordable price with high performance features.

The Astron FS is a high quality all round mid-class BMX complete bike aimed towards already advanced riders who put an emphasis on rock solid quality at a good price/performance ratio.

The frame includes an integrated headset/seat clamp, Mid BB and removable U-brake sockets, making adjustment and maintenance easy.


  • Frame: CrMo top tube and downtube, chainstays, 1020 hi-ten, removable pivots and guides
  • Fork: Radio pro 4130 full CrMo fork, CrMo steerer
  • Bars: Full 4130 CrMo bar
  • Grips: Radio frequency grips
  • Stem Salt comp top loading stem, 50mm reach
  • Headset: Salt pro int. headset, sealed bearing
  • Gyro: Salt AM rotor with alloy CNC rotor plate, Salt AM rotor cables
  • Lever: Salt moto alloy brake lever
  • Brakes: Salt moto XL alloy u-brake rear
  • Cranks: Radio AM tubular 3pc crank CrMo 170mm, 8 spline
  • BB: Mid size, press fit, sealed bearing
  • Pedals: Saltplus forum nylon/fibreglass pedals
  • Chain: Salt AM chain, 510h type
  • Sprocket: Radio pro 6061-T6 alloy 25t sprocket
  • Driver: 9t cassette driver, sealed bearing
  • Front hub: Radio pro alloy hub, sb 3/8"s female axle, 36h
  • Rear hub: Radio pro cassette hub, fully sealed bearings, 9t, 14mm hollow axle, 36h
  • Front rim: Salt summit rim, straight double wall, 36h
  • Rear rim: Saltplus summit rim, straight double wall, 36h
  • Seat: Radio century slim padded combo seat
  • Seat clamp: Integrated seat clamp
  • Tyres: Salt sting tyres, 2.30" front and rear
  • Pegs: Radio AM 35mm x 89mm steel pegs (1 pair)
  • Weight: 11.34kg w/o pegs and front brake

Frame Geometry:

  • Top tube length: 20.6"
  • Chainstay length: 13.2"
  • Head tube angle: 75.5°
  • Seat tube angle: 71°
  • Bottom bracket height: 11.6"
  • Stand over height: 7.9"

Handlebar Geometry:

  • Rise: 8.75"
  • Width: 29.5"
  • Backsweep: 11°
  • Upsweep:

Please note, this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).

Buy Radio Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by PayPal, Bank Transfer or Card


Buying Guide

  • We've got everything you need to know in our buying guide.