Quartz Carbonic Pro XL Complete Bike

The pinnacle of BMX race performance. The Quartz Carbonic Pro XL is built around our six-time World Championship-winning ultra-lightweight alloy frame, combining championship-proven pedigree with a no-compromise specification package. Equipped with only our finest components, this is our ultimate Pro-level race bike, engineered for riders chasing every advantage on the track. Featuring our Solar Carbon fork, Solar Pro Carbon rims, Tioga Fastr tires, Arise Echo hubs, and our latest hydraulic disc brake system, every component has been carefully selected to maximise speed, stiffness, and control. The result is a race machine designed to perform at the highest level, whether you're battling for podium positions or competing on the world stage. Now featuring the all-new Quartz Disc frame with our Sliding Disc Dropout System, flat-mount brake compatibility, and sleek internal cable routing, the Quartz Carbonic Pro represents the next evolution of championship-winning BMX race technology. FRAME: RADIO RACELINE "QUARTZ DISC" frame, lightweight hydroformed 6061-T6 alloy, tapered headtube, sliding forged dropouts, with int. chaintensioners, flatmount disc brake FORK: ARISE "SOLAR" carbon fork, 1-1/8" - 1.5" tapered steerer, 32mm offset, inc. 10mm adaptors HANDLEBAR: RADIO RACELINE "NEON PRO 8" hydroformed bar, multiple butted & heattreated crmo GRIPS: RADIO RACELINE "XENON" grips, diamond knurling, clamp on grip, 139mm length STEM: ARISE "NEON PRO" toploader stem, ext. 53mm, cold forged/cnc alloy HEADSET: RADIO RACELINE "PRO" integrated headset, sealed, threadless, 1-1/8" - 1.5" BRAKE LEVER: ARISE "XENON" disc brakelever BRAKE: ARISE "XENON" hydraulic disc brake, 120mm rotor, rear, flatmount CRANK: ARISE "ARGON" 2pc crank, cold forged/cnc, alloy, 175mm length, 24mm spindle BB: RADIO RACELINE "BSA24" bb set, external bearing cups, cnc machined, sealed PEDALS: RADIO RACELINE "XENON SLIM" pedal, alloy CHAIN: KMC "Z1eHX" chain, 1/2" x 3/32" SPROCKET: ARISE "XENON PRO" sprocket, 44T, alloy DRIVER: RADIO RACELINE driver, 16T, 1/2"- 3/32", sealed cassette FRONT HUB: ARISE "ECHO" front hub, alloy cnc, fully sealed, 36h, 3/8" female crmo axle REAR HUB: ARISE "ECHO" rear hub, alloy cnc, fully sealed, 36h, disc brake cassette, 15mm thru axle FRONT RIM: ARISE "SOLAR PRO" Carbon Rim, 36h REAR RIM: ARISE "SOLAR PRO" Carbon Rim, 36h SEAT: RADIO RACELINE Seat- & Seatpost Combo SEAT CLAMP: ARISE "HELIUM PRO" seat clamp, quick-release, alloy TIRES: TIOGA "FASTR" tires, front: 20" x 1.75" and rear: 20" x 1.6" Weight: 8.74kg / 19.27lbs Frame Geometry: Top Tube Length 21.25" Chain Stay Length 14.85" Head Tube Angle 74° Seat Tube Angle 71° Bottom Bracket Height 11.6" Handlebar Geometry: Rise 8" Width 28.5" Backsweep 6.5° Upsweep 2.5°