Radio Darko BMX Bike 20.5/21 Complete | Street-Ready Mid-Level BMX by Y-0-X

£500.00 GBP

Color Matt Black / Red Camo Neptun Green Matt Black / Snow Camo Magic Purple

Top Tube 20.5" 21.0" 20"

We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.

Hook
Bright, fast, and loud. The Darko shows up like a spark in the street and refuses to blend in.

Identity
This is Radio’s progression-ready street machine for new-school riders stepping into real BMX with confidence. Two top tube options, a tight 13.2 in back end, and modern styling give younger riders, returning riders, and hungry beginners a platform that feels pro without the pressure. Clean lines, removable brake hardware, and flangeless XL grips deliver that current street aesthetic with everyday rideability.

Energy
Ride what feels alive. The Darko is built to turn simple spots into big moments.

Details
A chromoly-tubed frame, tapered fork legs, and a solid mix of Radio and Salt components make the Darko durable without dead weight. Three bold colorways keep it fresh, while the fat combo seat and street-sized tires round out a setup built for pushing boundaries on concrete.

Highlights
• Available in 20.5 in or 21 in toptube lengths for rider-specific fit
• 13.2 in chainstay delivers agility with street stability
• Removable brake hardware keeps the frame clean and modern
• Radio XL flangeless grips for a sleek street feel
• Fat combo seat for comfort during long sessions
• Three colorways with high-visibility style
• Tapered fork legs and chromoly tubing for strength without excess weight

Technical Specs
Frame: Radio Darko frame, chromoly top & down tube, 1020 hi-ten, removable brake mounts & guides
Fork: Radio AM fork, 1020 hi-ten, chromoly steerer, tapered legs
Handlebar: Radio Darko bar, 1020 hi-ten
Grips: Radio AM XL grips, 160 mm
Stem: Salt Pro topload stem, 50 mm reach
Headset: Salt Pro integrated headset, sealed bearing
Rotor: Frame drilled for removable gyro tabs
Brake Lever: Radio AM alloy lever (rear)
Brake: Radio AM rear U-brake, alloy
Crank: Radio AM tubular 3-pc chromoly crank, 170 mm, 8 spline
Bottom Bracket: Radio Mid BB, press-fit, sealed
Pedals: Radio Pro nylon/fiberglass pedals
Chain: Salt AM WZ1 type
Sprocket: Radio Vision steel 25T
Driver: 9T cassette driver
Front Hub: Salt AM loose-ball alloy hub, 3/8 in male axle, 36h
Rear Hub: Radio AM semi-sealed cassette hub, 14 mm axle, 36h
Front Rim: Salt Fraction single-wall rim
Rear Rim: Salt Fraction single-wall rim
Seat: Radio Century slim padded combo seat
Seat Clamp: Integrated
Tires: Saltplus Burn 2.35 in, front & rear
Weight: 12.15 kg / 26.8 lbs
Colors: Three radical colorways (spec varies by year)

Geometry
Top Tube Length: 20.5 in / 21 in
Chainstay Length: 13.2 in
Head Tube Angle: 75°
Seat Tube Angle: 71°
BB Height: 11.7 in
Standover Height: 8.6 in / 8.9 in

Handlebar Geometry
Rise: 9 in
Width: 29.5 in
Back Sweep: 12°
Up Sweep: 2°

Care & Maintenance

Keep bolts tight and cranks checked after early sessions as the bike beds in. Clean and lube the chain regularly, wipe brake pads and rims to keep stopping consistent, and inspect tires after heavy riding. Loose-ball hubs benefit from seasonal adjustment to stay smooth.

Size and Fit

20.5 in TT works well for riders roughly 5'2" to 5'7".
21 in TT suits riders 5'7" and up or anyone wanting more stability.
The shorter rear end and tall bars create a comfortable street-forward stance for growing riders.

Country/Region

Country/Region

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