Radio Saiko 20 Bike (2021) / Matt Black / 19.25TT
Radio Saiko 20 Bike (2021) / Matt Purple / 19.25TT
A Radio Saiko 20 Inch Bike in black with turquoise wheel and grip accents and Salt Tracer Tyres is displayed on a white background.
Close-up of the Radio Saiko 20 Inch Bike's wheel featuring black spokes, a black hub, and a green rim with Salt Tracer Tyres against a white background.
Close-up of the Radio Saiko 20 Inch Bike front wheel, highlighting black spokes, axle, Salt Tracer Tyres, and part of the fork with visible brand markings.
Close-up of the crankset, chainring, chain, and pedal on a black-framed Radio Saiko 20 Inch Bike with green-accented Salt Tracer Tyres.
Close-up of a black pedal attached to a crank arm, with part of the rear wheel and chain visible on a Radio Saiko 20 Inch kids BMX bike.
Close-up view of the Radio Saiko 20 Inch Bike in pink, highlighting the crank arm, chainring, Salt Tracer Tyres, chain, and rear wheel tire.
Close-up of the Radio Saiko 20 Inch Bike's handlebar with mint green end cap, brake lever, Salt Tracer Tyres, seat, and part of the frame. This sleek kids BMX is shown against a white background.
A Radio Saiko 20 Inch Bike in purple with black handlebars, seat, and Salt Tracer Tyres is displayed on a white background.
Close-up of a black RBC-embossed bicycle seat attached to the Radio Saiko 20 Inch Bike frame and wheel, photographed against a white background.
Close-up of the Radio Saiko 20 Inch Bike wheel, featuring black spokes, a black Radio hub, Salt Tracer Tyres, and a metallic pink fork—showcasing stylish details for an eye-catching kids BMX.
Close-up of the Radio Saiko 20 Inch Bike's handlebar with a black rubber grip and brake lever, ideal for a kids' BMX bike, shown against a white background.
Close-up of the handlebar and stem on a Radio Saiko 20 Inch Bike, showing its bright pink BMX frame, part of the front tire with Salt Tracer Tyres, and a visible brake cable.
The Radio Saiko 20 Inch Bike, black with teal handlebar grips and wheel rims, plus Salt Tracer Tyres, is displayed on a white background.
Close-up of a black bicycle seat attached to the metallic pink frame of a Radio Saiko 20 Inch Bike, with "Radio" branding visible on the seat.
The Radio Saiko 20 Inch Bike is shown from the side against a white background, featuring a magenta frame with black handlebars, seat, pedals, and Salt Tracer Tyres.
Close-up of the Radio Saiko 20 Inch Bike’s rear wheel, showing its pink frame, black spokes and chain, Salt Tracer tyres, and a RADIO-labeled hub.
Close-up of a black fork and wheel with a black tire and green sidewall, featuring Salt Tracer Tyres, shown against a white background—designed for the Radio Saiko 20 Inch Bike.
The Radio Saiko 20 Inch Bike, a black kids BMX with a compact frame, single gear, Chromoly three-piece cranks, and thick tires, is shown in side view against a white background.
The Radio Saiko 20 Inch Bike, a black kids BMX with teal wheel rims, black pedals, Chromoly three-piece cranks, and a straight handlebar, is shown in profile against a white background.
The Radio Saiko 20 Inch Bike is a maroon kids BMX with black handlebars, seat, pedals, and wheels. Shown side view on white background, it features durable Chromoly three-piece cranks inspired by the original Radio Saiko 20 bike.

Radio Saiko 20 Inch Bike

From

$599.99 AUD

 $749.99 AUD

Or 4 payments of $149.99 AUD with

Recommended Rider Height:

147-157cm

Colour

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Radio Saiko 20 Bike (2021) / Matt Black / 19.25TT

Radio Saiko 20 Inch Bike / Matt Black / 19.25

$599.99 AUD

RRP:

$749.99 AUD

Price match request

RABK143-21-BLK

In Stock
Radio Saiko 20 Bike (2021) / Matt Purple / 19.25TT

Radio Saiko 20 Inch Bike / Matt Purple / 19.25

$599.99 AUD

RRP:

$749.99 AUD

Price match request

RABK143-21-PUR

With Supplier
The Radio Saiko 20 Inch Bike, a black kids BMX with a compact frame, single gear, Chromoly three-piece cranks, and thick tires, is shown in side view against a white background.

Radio Saiko 20 Inch Bike / Black / 19.25

$699.99 AUD

Price match request

RABK205-26-BLK

Sold Out
The Radio Saiko 20 Inch Bike, a black kids BMX with teal wheel rims, black pedals, Chromoly three-piece cranks, and a straight handlebar, is shown in profile against a white background.

Radio Saiko 20 Inch Bike / Urban Grey Metallic / 19.25

$699.99 AUD

Price match request

RABK205-26-GRY

Sold Out
The Radio Saiko 20 Inch Bike is a maroon kids BMX with black handlebars, seat, pedals, and wheels. Shown side view on white background, it features durable Chromoly three-piece cranks inspired by the original Radio Saiko 20 bike.

Radio Saiko 20 Inch Bike / Deep Red Metallic / 19.25

$699.99 AUD

Price match request

RABK205-26-RED

Sold Out

Description

This bike is absolutely psycho- just as the name suggests! Radio have outdone themselves with this formidable bike and the specs tab proves it! Some of the incredible parts installed on this beast include Salt Tracer Tyres in a nice and wide 2.35", Radio Am 36H Wheel Set, Radio Am Chromoly Three Piece Cranks, Salt Pro Headset and loads more. If you are looking for a bike for your kids to thoroughly enjoy- look no further!

Specifications
Frame - Radio 'Saiko 20' frame, Cr-Mo down tube, 1020 hi-ten
Fork - Radio 'Saiko 20' fork, 1020 hi-ten, Cr-Mo steerer, tapered legs
Handlebar - Radio 'Saiko' bar, 1020 hi-ten
Grips - Radio 'AM' grips, flangeless , 150mm
Stem - Salt 'Pro' topload stem, 50mm reach
Headset - Salt 'Pro' int. headset, sealed bearing
Gyro - Holes for removable tabs
Brake lever - Radio 'AM' alloy brake lever
Brake - Radio 'AM' alloy u-brake rear
Crank - Radio 'AM' 3pc crank, tubular, Cr-Mo, 165mm, 8 spline
BB - Mid size, press fit, sealed bearing
Pedals - Radio 'Pro' nylon fibreglass pedals
Chain - Salt 'AM' chain, WZ1 type
Sprocket - Radio 'Vision' steel 25T sprocket
Driver - 9T cassette driver, loose ball
Front hub - Radio 'AM' hub, alloy, loose ball, 3/8″s male axle, 36H
Rear hub - Radio 'AM' cassette hub, alloy, semi-sealed, 9t, 14mm axle, 36H
Front rim - Radio 'AM' rim, single wall, 36H
Rear rim  - Radio 'AM' rim, single wall, 36H
Seat - Radio 'Century' slim padded combo seat
Seat clamp - Radio slim alloy seat clamp
Tyres - Salt 'Tracer' tyres, 2.35″ front & rear
Weight - 11.90kg

Frame geometry
Top tube length - 19.25″
Chain stay length - 13.2″
Head tube angle - 75°
Seat tube angle - 71.5°
Bottom bracket height - 11.75″
Standover height - 8″

Handlebar geometry
Rise - 8.2″
Width - 28″
Backsweep - 11°
Upsweep - 2°

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