Description
Track-tested to perfection
The Helium 20" is the first aftermarket race frame in Radio's race line. It has been tested on a race track and optimized over and over again by a team of experienced race riders until the result was spot-on.
Super light and ultra strong race frame
- Super light and hydroformed construction made from 6061-T6 aluminum
- Incredibly stiff rear end thanks to its special tubing
- Solid 20mm dropouts with included chain tensioners for 10mm, 15mm and 20mm
- Warm up and cool down with ease thanks to its Promax quick release seat clamp
Notice: Available in a choice of sizes to fit every rider.
Model specifications
Model | Frame Top Tube | Weight |
Expert - Black/Neon Yellow | 21" | - |
Expert XL - Neon Yellow | 20.5" | - |
Pro - Black | 20.9" | 2lbs |
Pro - Neon Yellow | 20.9" | 2lbs |
Pro XL - Black | 21.25" | 2lbs |
Pro XL - Neon Yellow | 21.25" | 2lbs |
Pro XXL - Black | 21.75" | 2lbs |
Pro XXL - Neon Yellow | 21.75" | 2lbs |
Pro XXXL - Black | 22.25" | 2lbs |
Pro XXXL - Neon Yellow | 22.25" | 2lbs |
Pro XXXXL - Black | 22.5" | 2lbs |
Pro XXXXL - Neon Yellow | 22.5" | - |
Pro XXXXL - Black/Red | 22.5" | - |
Specifications
BMX Discipline:
Race BMX
Frame material:
Aluminum, 6061, T6
BMX Brake Included:
V-brake not included
Dropout size:
10mm, 15mm, 20mm
Bottom Bracket:
European (EURO)
Gyro compatible:
No
Seat clamp:
Non-integrated, Quick release, 27.2mm
Headset type:
Integrated 1 1/8"–1.5"
Headtube angle:
74°