ERD: 391mm

48-spline spindle puts the power straight to your back wheel

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

Smaller 14" Wheels - The Perfect fit for for 4-7 years olds (3ft - 3ft 6 / 90cm - 105cm)

BARS: Hi-ten 2-piece 6

Stay Strong Reactiv 2 20", 28H Race Rim (1-1/8") - Front/ Black supplier_54525313089862 ERD: 391mmStay Strong REACTIV 2 rim: 1 1 8 28H Front. Aero profile rim design, Junior rim 1 1 8" 28H, Colour: Black, Sleeved Joint with eyelets, Brand New Stay Strong 'Overflow' graphics, Weight: 285g ###section### Product Specs WHEEL SIZE: 20" SEAM: Sleeved ERD: 396mm HEIGHT: TBC WIDTH: TBC SPOKE HOLES: 28h WEIGHT: 285g