The Quartz is Radio's X2 World Championship winning super light alloy frame with no details spared. Radio took this frame and draped it in only the best components ceating a full pro build that anyone would be jealous to own. You'll find the Solar carbon fork, Oxygen tyres, Argon rims, Turbine hubs and even Radio's hydraulic disk brake kit on this masterpiece of a bike. Ready for the tranck and podium, we hope you can keep up ith the speed this thing puts out. ###section### Product Specs FRAME MATERIAL: lightweight hydroformed 6061 T6 alloy, tapered headtube, forged dropouts, with int. chain tensioners WHEEL SIZE: 20" TOP TUBE LENGTH: 20.75" CHAIN STAY LENGTH: 14.25" HEAD TUBE ANGLE: 74° SEAT TUBE ANGLE: 71° FORKS: Radio, Solar, carbon fork, 1-1/8″ – 1.5″ tapered steerer tube, 32mm offset BARS: Radio, Neon Pro, hydroformed multiple butted & heat-treated cr-mo STEM: Radio, Neon Pro, top loader, ext. 54mm, cnc machined, alloy HEADSET: Radio, Pro, Int. Headset, sealed, threadless, 1-1/8″ – 1.5″ BRAKE MOUNTS: Disk BRAKES: Radio, Raceline, hydraulic disc brake, 120mm rotor FRONT HUB: Radio, Turbine, alloy cnc, fully sealed, 36H, 3/8″ female cr-mo axle FRONT RIM: Radio, Argon Pro, 36H, alloy, sleeved, tubeless ready REAR HUB: Radio, Turbine, alloy cnc, fully sealed, 36H, disc brake cassette, 3/8″ female cr-mo axle REAR RIM: Radio, Argon Pro, 36H, alloy, sleeved, tubeless ready TYRES: Radio, Oxygen, front 20″x1.95″ / rear 20″x1.75″, foldable , tubeless ready SPROCKET: Radio, Xenon Pro, 43T, alloy CRANKS: Radio, Xenon Pro, 2pc crank, cold forged/cnc, alloy,175mm length, 24mm spindle BB: Radio, Raceline, BSA24, external bearing cups, cnc machined, sealed PEDALS: Radio, Xenon Slim, alloy SEAT: Radio, Xenon, pivotal, no padding GEARING: 43/16 WEIGHT: TBC ###section### Product Highlights Pro XXL sized BMX race bike suited to riders who are 6ft (185cm) or more... Or those that just want a bit more room. A professional spec BMX race bike with after-market parts ready for race wins Ultra light hydroformed tubing Hydraulic disc brakes Tapered headtube ###shogun-image-section###
The Cobalt line combines proven geometry and dialled components giving you the best start out of the gate during the first days racing. The Cobalt line took off so well that Radio decided to add a Pro size for 2021 allowing more riders to enjoy one of the best entry level racers out there. All Cobalt bikes feature fully sealed front hubs and integrated headsets, making them simply unstoppale when comparing price to spec. ###section### Product Specs FRAME MATERIAL: 6061 T6 alloy WHEEL SIZE: 20" TOP TUBE LENGTH: 20.75" CHAIN STAY LENGTH: 14" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 72° FORKS: cr-mo, 1-1/8″ butted steerer tube, hi-ten fork legs, 30mm offset BARS: 4132 seamless cr-mo STEM: Radio, Cobalt-toploader, ext. 50mm, alloy HEADSET: FSA, No.28, integrated headset, sealed, 1-1/8″ BRAKE MOUNTS: Welded BRAKES: PROMAX “TX-117” alloy brake rear FRONT HUB: Radio, Cobalt, alloy cnc, fully sealed, 3/8″ cr-mo axle FRONT RIM: Radio, BX-32, double wall, 32H, alloy REAR HUB: Radio, Cobalt, alloy cnc, fully sealed, 32H, flip flop, 3/8″ cr-mo axle REAR RIM: Radio, BX-32, double wall, 32H, alloy TYRES: Arisun, XLR8, front 20″x1.95″ / rear 20″x1.75″ SPROCKET: RADIO alloy, 44t sprocket CRANKS: RADIO “Cobalt” forged alloy 3pc crank, 175mm long BB: Radio, BSA square taper, sealed PEDALS: Radio, Cobalt Pro, alloy SEAT: Radio Cobalt Pro, combo seat GEARING: 44/16 WEIGHT: 9.95kg/ 21.93lbs ###section### Product Highlights Pro sized BMX race bike for riders who need a full size BMX. Typically suited to riders 5ft 3" to 5ft 8" (160cm - 175cm) A BMX race specific bike great for those riders just getting started Strong and lightweight construction Sealed bearings throughout Integrated headset ###shogun-image-section###
The Cobalt line combines proven geometry and dialled components giving you the best start out of the gate during the first days racing. The Cobalt Mini is Radio's pint sized machine, scaled down and lighter build kit make this thing unrivalled out there on the track. All Cobalt bikes feature fully sealed front hubs and integrated headsets, making them simply unstoppale when comparing price to spec. ###section### Product Specs FRAME MATERIAL: 6061 T6 alloy WHEEL SIZE: 20" TOP TUBE LENGTH: 17.5" CHAIN STAY LENGTH: 13.1" HEAD TUBE ANGLE: 72° SEAT TUBE ANGLE: 70° FORKS: cr-mo, 1″ butted steerer tube, hi-ten fork legs, 23mm offset BARS: 4131 seamless cr-mo STEM: Radio, Cobalt-toploader, ext. 40mm, alloy HEADSET: Radio, integrated headset, sealed, 1″ BRAKE MOUNTS: Welded BRAKES: PROMAX “MV-87” alloy brake rear FRONT HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, 28h, crmo axle FRONT RIM: Radio, A-M5, double wall, 28H, alloy REAR HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, crmo axle, 28h, flip flop REAR RIM: Radio, A-M5, double wall, 28H, alloy TYRES: Arisun, XLR8, 20″x 1-1/8″ SPROCKET: RADIO alloy, 38t sprocket CRANKS: RADIO “Cobalt” forged alloy 3pc crank, 140mm long BB: Radio, BSA square taper, sealed PEDALS: Radio, Cobalt Junior, nylon SEAT: RADIO “Mini” combo seat GEARING: 38/16 WEIGHT: 7.79kg/ 17.18lbs ###section### Product Highlights Mini size. Designed specifically for the smallest racers. Approx 4ft 2" - 4ft 10" (127cm - 148cm) A BMX race specific bike great for those riders just getting started Strong and lightweight construction Sealed bearings throughout Integrated headset ###shogun-image-section###
The Cobalt line combines proven geometry and dialled components giving you the best start out of the gate during the first days racing. The Cobalt Junior steps up in size without packing on the pounds at only 8kg, this is one of the lightest Junior entry level bikes out theres. All Cobalt bikes feature fully sealed front hubs and integrated headsets, making them simply unstoppale when comparing price to spec. ###section### Product Specs FRAME MATERIAL: 6061 T6 alloy WHEEL SIZE: 20" TOP TUBE LENGTH: 18.5" CHAIN STAY LENGTH: 12.85" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 71° FORKS: cr-mo, 1″ butted steerer tube, hi-ten fork legs, 23mm offset BARS: 4130 seamless cr-mo STEM: Radio, Cobalt-toploader, ext. 40mm, alloy HEADSET: Radio, integrated headset, sealed, 1″ BRAKE MOUNTS: Welded BRAKES: PROMAX “MV-87” alloy brake rear FRONT HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, 28h, crmo axle FRONT RIM: Radio, A-M5, double wall, 28H, alloy REAR HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, crmo axle, 28h, flip flop REAR RIM: Radio, A-M5, double wall, 28H, alloy TYRES: Arisun, XLR8, 20″x 1-1/8″ SPROCKET: RADIO alloy, 40t sprocket CRANKS: RADIO “Cobalt” forged alloy 3pc crank, 155mm long BB: Radio, BSA square taper, sealed PEDALS: Radio, Cobalt Junior, nylon SEAT: RADIO “Mini” combo seat GEARING: 40/16 WEIGHT: 8.07kg/ 17.78lbs ###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 Strong and lightweight construction Sealed bearings throughout Integrated headset ###shogun-image-section###
The Cobalt line combines proven geometry and dialled components giving you the best start out of the gate during the first days racing. The Cobalt Expert steps up to a 19.5" top tube, a longer 50mm reach cobalt stem, a slim radio pivotal seat and wider 1 3/8” Arisun XLR8 tyres. All Cobalt bikes feature fully sealed front hubs and integrated headsets, making them simply unstoppale when comparing price to spec. ###section### Product Specs FRAME MATERIAL: 6061 T6 alloy WHEEL SIZE: 20" TOP TUBE LENGTH: 19.5" CHAIN STAY LENGTH: 13.6" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 71° FORKS: cr-mo, 1-1/8″ butted steerer tube, hi-ten fork legs, 23mm offset BARS: 4130 seamless cr-mo STEM: Radio, Cobalt-toploader, ext. 50mm, alloy HEADSET: FSA, No.28, integrated headset, sealed, 1-1/8″ BRAKE MOUNTS: Welded BRAKES: PROMAX “MV-87” alloy brake rear FRONT HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, 28h, crmo axle FRONT RIM: Radio, A-M5, double wall, 28H, alloy REAR HUB: RADIO “Cobalt” alloy CNC hub, fully sealed, 3/8″s, crmo axle, 28h, flip flop REAR RIM: Radio, A-M5, double wall, 28H, alloy TYRES: Arisun, XLR8, 20″x 1-3/8″ SPROCKET: CRANKS: RADIO “Cobalt” forged alloy 3pc crank, 165mm long BB: Radio, BSA square taper, sealed PEDALS: Radio, Cobalt Pro, alloy SEAT: Radio Cobalt Pro, combo seat GEARING: 42/16 WEIGHT: 8.95kg/ 19.73lbs ###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 great for those riders just getting started Strong and lightweight construction Sealed bearings throughout Integrated headset ###shogun-image-section###
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: 19.5" HEAD TUBE ANGLE: 73.5° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 13" BB HEIGHT: 10.8" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro SEAT TUBE DIAMETER: 22.2mm BRAKE MOUNTS: V-Brake WEIGHT: 1.455kg/3.21lbs ###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: 20.5" HEAD TUBE ANGLE: 73.5° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 13.2" BB HEIGHT: 10.8" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro SEAT TUBE DIAMETER: 22.2mm BRAKE MOUNTS: V-Brake WEIGHT: 1.510kg/3.33lbs ###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: 18.6" HEAD TUBE ANGLE: 73.5° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 12.8" BB HEIGHT: 10.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro SEAT TUBE DIAMETER: 22.2mm BRAKE MOUNTS: V-Brake WEIGHT: 1.260kg/2.78lbs ###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: 17.6" HEAD TUBE ANGLE: 73° SEAT TUBE ANGLE: 70° CHAIN STAY LENGTH: 12.4" BB HEIGHT: 10.6" WHEEL SIZE: 20" STANDOVER HEIGHT: TBC DROPOUT SIZE: 10mm HEADSET TYPE: Integrated BB TYPE: Euro SEAT TUBE DIAMETER: 22.2mm BRAKE MOUNTS: V-Brake WEIGHT: 1.210kg/2.66lbs ###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: 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