Description
The Radio Helium Alloy BMX Race Frame-Black is the culmination of three decades of BMX race expertise, resulting in purposeful design and efficient power. With race-proven geometry and technology, these frames prioritize performance by offering a seamless blend of comfort, stiffness, and velocity. The Hydroformed 6061 alloy construction forms the foundation of this frame and is paired with forged and CNC machined dropout with integrated chain tensioner for lightweight durability. Experience the thrill of this World Championship-winning frame.
SPECIFICATIONS FOR PRO SIZES
- MATERIAL: Hydroformed 6061 alloy
- TOP TUBE LENGTH:
- Pro 20.9, Pro XL 21.25, Pro XXL 21.75, Pro XXXL 22.25
- CHAIN STAY LENGTH: 14.5
- DROPOUT SIZE: 20mm (incl. chain tensioner for 10, 15 & 20mm hub axle)
- HEAD TUBE ANGLE: 74
- SEAT TUBE ANGLE: 71
- HEAD TUBE SIZE: (full int.) tapered 1-1/8 1.5″ (125mm)
- SEAT POST SIZE: 27.2mm
- SEAT TUBE LENGTH: 231mm
- BOTTOM BRACKET HEIGHT: EU, 11.6″
- WHEEL SIZE: 20 x 1.75″
- EXTRA: forged and CNC machined dropout with integrated chain tensioner, disc brake compatible with Helium Pro disc brake mount
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