The HollowTech II 12-speed Dura-Ace chainset offers the optimum balance of light weight and rigidity, making it the global choice for road racing's elite riders Hollow outer chainring, giving vast improvements in rigidity and increased weight savings The hollow outer chainring has essentially removed outer chainring flex, hugely improving shift performance making it precise even under high load These industry leading HollowTech II 4 arm cold forged hollow crank arms have been evolved to increase rigidity, reduce weight, and improve strength The teeth have been developed to work only in conjunction with the 12-speed chains for improved contact providing more efficiency and improved power transfer There is a wide range of chainring ratios and crank arm lengths available enabling customisation for all riders and racing disciplines HollowTech II integrated bottom bracket design uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency Bottom bracket seal design has a minimal bearing interface gives superbly smooth rolling and increased durability
Tested on the track and designed in conjunction with a team with BMX race knowledge spanning 3 decades, Radio Helium frames are well thought out and powerful pure bred race machines. You’ll find no gimmicks, no “goofy” tubing shapes or unnecessary features. These frames have been built from the ground up with race proven geometry and technology combined with clean, functional aesthetics designed to give you the holeshot out of the gate. Radio Helium frames are designed to feel comfortable, stiff and fast, exactly how a race bike should. ###section### Product Specs MATERIAL: Hydroformed 6061-T6 alloy - 21.25" Top Tube TOP TUBE LENGTH: 21.25" HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.5" BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro BRAKE MOUNTS: Welded WEIGHT: 1.840kg / 4.05lbs ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Strong and lightweight Hydroformed tubing for increased strength Integrated seat post clamp
Tested on the track and designed in conjunction with a team with BMX race knowledge spanning 3 decades, Radio Helium frames are well thought out and powerful pure bred race machines. You’ll find no gimmicks, no “goofy” tubing shapes or unnecessary features. These frames have been built from the ground up with race proven geometry and technology combined with clean, functional aesthetics designed to give you the holeshot out of the gate. Radio Helium frames are designed to feel comfortable, stiff and fast, exactly how a race bike should. ###section### Product Specs MATERIAL: Hydroformed 6061-T6 alloy - 22.25" Top Tube TOP TUBE LENGTH: 22.25" HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.8" BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: 1-1/8" - 1.5" tapered BB TYPE: Euro BRAKE MOUNTS: Welded WEIGHT: 1.905kg / 4.20lbs ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Strong and lightweight Hydroformed tubing for increased strength Integrated seat post clamp
Tested on the track and designed in conjunction with a team with BMX race knowledge spanning 3 decades, Radio Helium frames are well thought out and powerful pure bred race machines. You’ll find no gimmicks, no “goofy” tubing shapes or unnecessary features. These frames have been built from the ground up with race proven geometry and technology combined with clean, functional aesthetics designed to give you the holeshot out of the gate. Radio Helium frames are designed to feel comfortable, stiff and fast, exactly how a race bike should. ###section### Product Specs MATERIAL: Hydroformed 6061-T6 alloy - 22.5" Top Tube TOP TUBE LENGTH: 22.5" HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 15.2" BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro BRAKE MOUNTS: Welded WEIGHT: 1.905kg / 4.20lbs ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Strong and lightweight Hydroformed tubing for increased strength Integrated seat post clamp
Tested on the track and designed in conjunction with a team with BMX race knowledge spanning 3 decades, Radio Helium frames are well thought out and powerful pure bred race machines. You’ll find no gimmicks, no “goofy” tubing shapes or unnecessary features. These frames have been built from the ground up with race proven geometry and technology combined with clean, functional aesthetics designed to give you the holeshot out of the gate. Radio Helium frames are designed to feel comfortable, stiff and fast, exactly how a race bike should. ###section### Product Specs MATERIAL: Hydroformed 6061-T6 alloy - 21.75" Top Tube TOP TUBE LENGTH: 21.75" HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.8" BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro BRAKE MOUNTS: Welded WEIGHT: 1.870kg / 4.12lbs ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Strong and lightweight Hydroformed tubing for increased strength Integrated seat post clamp
The Radio Helium frames took the race world by storm when originally . With multiple world championship wins, the Helium frame is now a common sight on tracks across the globe. Radio's flagship frame now uses their own unique forged dropout design which allows it to be fully disc-brake compatible when used with the Helium disc brake mount. ###section### Product Specs MATERIAL: Hydroformed 6061 alloy TOP TUBE LENGTH: 20.9” HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 13.9” BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 20mm HEADSET TYPE: Integrated tapered 1-1/8” – 1.5” BB TYPE: Euro SEAT TUBE DIAMETER: 27.2mm BRAKE MOUNTS: V-Brake WEIGHT: TBC ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Hydroformed tubing for increased strength Built in chain tensioners Disc brake mounts
The Radio Helium frames took the race world by storm when originally . With multiple world championship wins, the Helium frame is now a common sight on tracks across the globe. Radio's flagship frame now uses their own unique forged dropout design which allows it to be fully disc-brake compatible when used with the Helium disc brake mount. ###section### Product Specs MATERIAL: Hydroformed 6061 alloy TOP TUBE LENGTH: 21.25” HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.5” BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 20mm HEADSET TYPE: Integrated tapered 1-1/8” – 1.5” BB TYPE: Euro SEAT TUBE DIAMETER: 27.2mm BRAKE MOUNTS: V-Brake WEIGHT: TBC ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Hydroformed tubing for increased strength Built in chain tensioners Disc brake mounts
The Radio Helium frames took the race world by storm when originally . With multiple world championship wins, the Helium frame is now a common sight on tracks across the globe. Radio's flagship frame now uses their own unique forged dropout design which allows it to be fully disc-brake compatible when used with the Helium disc brake mount. ###section### Product Specs MATERIAL: Hydroformed 6061 alloy TOP TUBE LENGTH: 21.75” HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.8” BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 20mm HEADSET TYPE: Integrated tapered 1-1/8” – 1.5” BB TYPE: Euro SEAT TUBE DIAMETER: 27.2mm BRAKE MOUNTS: V-Brake WEIGHT: TBC ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Hydroformed tubing for increased strength Built in chain tensioners Disc brake mounts
The Radio Helium frames took the race world by storm when originally . With multiple world championship wins, the Helium frame is now a common sight on tracks across the globe. Radio's flagship frame now uses their own unique forged dropout design which allows it to be fully disc-brake compatible when used with the Helium disc brake mount. ###section### Product Specs MATERIAL: Hydroformed 6061 alloy TOP TUBE LENGTH: 22.25” HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 14.8” BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 20mm HEADSET TYPE: Integrated tapered 1-1/8” – 1.5” BB TYPE: Euro SEAT TUBE DIAMETER: 27.2mm BRAKE MOUNTS: V-Brake WEIGHT: TBC ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Hydroformed tubing for increased strength Built in chain tensioners Disc brake mounts
The Radio Helium frames took the race world by storm when originally . With multiple world championship wins, the Helium frame is now a common sight on tracks across the globe. Radio's flagship frame now uses their own unique forged dropout design which allows it to be fully disc-brake compatible when used with the Helium disc brake mount. ###section### Product Specs MATERIAL: Hydroformed 6061 alloy TOP TUBE LENGTH: 22.5” HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 15.2” BB HEIGHT: 11.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 20mm HEADSET TYPE: Integrated tapered 1-1/8” – 1.5” BB TYPE: Euro SEAT TUBE DIAMETER: 27.2mm BRAKE MOUNTS: V-Brake WEIGHT: TBC ###section### Product Highlights BMX Racing Specific Geometry Race Specific Frame Hydroformed tubing for increased strength Built in chain tensioners Disc brake mounts
Ready to ride. The DK Swift series bikes are an affordable in-road to a life of BMX. The Swift bike is built on a lightweight aluminum frame with race proven geometry, sized by model with proportionate handlebars, cranks, and gearing. Alloy rims fitted with all-terrain tires put these bikes into motion and provide a smooth ride on any surface. All told, the Swift Series bikes are easy to ride, ready to race, and delivered at an unbeatable price. ###section### Product Specs FRAME MATERIAL: Aluminum WHEEL SIZE: 20" TOP TUBE LENGTH: 19.5" CHAIN STAY LENGTH: 14.25" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 69° FORKS: Hi-tensile steel with 1” chromoly steerer tube and tapered legs BARS: 6.5” rise, hi-tensile steel STEM: Alloy top load, 40mm reach HEADSET: 1" threadless press-in BRAKE MOUNTS: Welded V-Brake BRAKES: Alloy Pro linear V-brake FRONT HUB: Alloy, loose ball, 3/8” chromoly axle FRONT RIM: Alloy, single wall, 36-hole REAR HUB: Alloy, loose ball, 3/8” chromoly axle, 16-tooth freewheel REAR RIM: Alloy, single wall, 36-hole TYRES: 20x1-3/8” Arisun XLR9 SPROCKET: 42-tooth, alloy, 5-bolt chainring CRANKS: Forged alloy 3-piece, 165mm BB: Loose ball European PEDALS: DK Blender PC platform SEAT: DK Pro 1-piece seat/post combo GEARING: 42/16 WEIGHT: 20 lbs ###section### Product Highlights Expert sized BMX bike. Designed for the needs of racers who are 5ft" - 5ft 4" (150cm - 165cm) A BMX race specific bike perfect for racers who want to take it to the next level Lightweight 1-3/8" wide wheels for low rolling resitance Strong Responsive V-Brake Lightweight Aluminum Frame ###shogun-image-section###
Ready to ride. The DK Swift series bikes are an affordable in-road to a life of BMX. The Swift bike is built on a lightweight aluminum frame with race proven geometry, sized by model with proportionate handlebars, cranks, and gearing. Alloy rims fitted with all-terrain tires put these bikes into motion and provide a smooth ride on any surface. All told, the Swift Series bikes are easy to ride, ready to race, and delivered at an unbeatable price. ###section### Product Specs FRAME MATERIAL: Aluminum WHEEL SIZE: 20" TOP TUBE LENGTH: 18.25" CHAIN STAY LENGTH: 13" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 70° FORKS: Hi-tensile steel with 1” chromoly steerer tube and tapered legs BARS: 5.2” rise, hi-tensile steel STEM: Alloy front load, 30mm reach HEADSET: 1" threadless press-in BRAKE MOUNTS: Welded V-Brake BRAKES: Alloy Junior linear V-brake FRONT HUB: Alloy, loose ball, 3/8” chromoly axle FRONT RIM: Alloy, single wall, 36-hole REAR HUB: Alloy, loose ball, 3/8” chromoly axle, 16-tooth freewheel REAR RIM: Alloy, single wall, 36-hole TYRES: 20x1-3/8” Arisun XLR8 SPROCKET: 42-tooth, alloy, 5-bolt chainring CRANKS: Forged alloy 3-piece, 155mm BB: Loose ball European PEDALS: Junior PC platform SEAT: DK Mini 1-piece seat/post combo GEARING: 42/16 WEIGHT: 17.3 lbs ###section### Product Highlights Junior sized BMX bike. Designed for the needs of racers who are 4ft 6" - 5ft 1" (138cm - 155cm) A BMX race specific bike great for those riders just getting started Lightweight 1-3/8" wide wheels for low rolling resitance Strong Responsive V-Brake Lightweight Aluminum Frame ###shogun-image-section###