
Radio Race Cobalt Expert BMX Race Bike
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 “C