Radio Race HELIUM PRO XXXL Frame

The Helium Pro XXXL Frame is a high-performance BMX race frame designed for riders who demand lightweight strength, precision handling, and modern race geometry. Built from hydroformed 6061 alloy with forged CNC-machined dropouts, this flagship frame delivers exceptional stiffness and speed for competitive BMX racing.

Features

• Super lightweight alloy race frame construction
• Hydroformed 6061 alloy tubing for maximum strength-to-weight ratio
• Forged & CNC-machined dropouts for improved durability
• 20mm thru-axle dropouts with adaptors for 15mm and 10mm (3/8") axles
• Integrated chain tensioner bolts
• Disc brake compatible with optional Helium PRO Disc Brake Mount
• Compatible with 20” x 1.75” BMX race tires

Specifications

• Color: Black / Metallic Caribic Blue / Galactic Ice Purple
• Top Tube Length: 22.25” (565mm)
• Chain Stay Length: 14.8” (376mm)
• Rider Area: 22.1” (564.2mm)
• Head Tube Angle: 74°
• Seat Tube Angle: 71°
• BB Height: 11.6” (294.64mm)
• Seat Tube Height: 9.1” (231mm)
• Wheel Size: 20” (406mm) x 1.75”
• Head Tube Size: Tapered 1-1/8” - 1.5” integrated headset
• Seat Post Size: 27.2mm
• Seat Clamp Compatibility: 31.8mm ID seat clamp
• Tubing Material: Hydroformed 6061 Alloy
• Bottom Bracket: BSA, 68mm wide
• Head Tube Length: 4.9” (125mm)
• Dropouts: 20mm slots with 15mm & 10mm adaptors included
• Brake System: Removable V-brake mounts, disc brake compatible
• Weight: 1.85kg (4.07lbs)