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Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S
Giro Radix Helmet Blue - S

Giro Radix Helmet Blue - S

(123 reviews)

The Radix combines rugged style and durability to meet the demands of tough trails. Deep coverage, light weight and ventilation everything you need when you spend all day on trails. The highly adjustable Roc Loc 5.5 system allows you to fit the helmet perfectly to your head shape. The POV visor adjusts 15 degrees, and the durable polycarbonate outer shell is firmly bonded to the EPS inner shell for increased durability and better ventilation through Giro's InMold construction.

The Radix combines rugged style and durability to meet the demands of tough trails. Deep coverage, light weight and ventilation everything you need when you spend all day on trails. The highly adjustable Roc Loc 5.5 system allows you to fit the helmet perfectly to your head shape. The POV visor adjusts 15 degrees, and the durable polycarbonate outer shell is firmly bonded to the EPS inner shell for increased durability and better ventilation through Giro's InMold construction.

$51.95 - $249.71

in 25 offers

Colour:

Giro Radix Helmet Blue - S
Giro Radix Matte Black Helmet M
Giro Radix MTB Helmet Grey S
Giro Radix MTB Helmet Grey M
Giro Radix MTB Helmet White S 7129485
Giro Radix MIPS Helmet Matt Black - L
Giro Helmet - Radix Dirt Helmet Matte Trail Green S 51-55cm Size: S 51
Giro Radix Helmet Red - M
Giro Helmet - Radix Dirt Helmet Portaro Grey L 59-63cm Size: L 59-63cm

Size:

S 51-55cm
M
M 55-59cm
L

Giro Radix Helmet Blue - S

$51.95

(123 reviews)

The Radix combines rugged style and durability to meet the demands of tough trails. Deep coverage, light weight and ventilation everything you need when you spend all day on trails. The highly adjustable Roc Loc 5.5 system allows you to fit the helmet perfectly to your head shape. The POV visor adjusts 15 degrees, and the durable polycarbonate outer shell is firmly bonded to the EPS inner shell for increased durability and better ventilation through Giro's InMold construction.

The Radix combines rugged style and durability to meet the demands of tough trails. Deep coverage, light weight and ventilation everything you need when you spend all day on trails. The highly adjustable Roc Loc 5.5 system allows you to fit the helmet perfectly to your head shape. The POV visor adjusts 15 degrees, and the durable polycarbonate outer shell is firmly bonded to the EPS inner shell for increased durability and better ventilation through Giro's InMold construction.

Colour:
Giro Radix Helmet Blue - S
Giro Radix Matte Black Helmet M
Giro Radix MTB Helmet Grey S
Giro Radix MTB Helmet Grey M
Giro Radix MTB Helmet White S 7129485
Giro Radix MIPS Helmet Matt Black - L
Giro Helmet - Radix Dirt Helmet Matte Trail Green S 51-55cm Size: S 51
Giro Radix Helmet Red - M
Giro Helmet - Radix Dirt Helmet Portaro Grey L 59-63cm Size: L 59-63cm

Size

S
​

Price comparison

Last updated at 23/10/2025 18:28:37

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Bicycle Superstore

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$139.99

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See 3 more history offers

Blackcomb-shop.au

$128.00

available 11 days ago

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Pedal Inn Bicycle Garage

$174.99

available 13 days ago

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BIG W - BIG W MARKET

$174.99

available 13 days ago

Low stock

Price history

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​

Price history

​
​

Reviews

Extremely light and durable
22 March 2021
Andrew K.

originally posted on tredz.co.uk

Giro quality
18 July 2023
Ekaterina

originally posted on bikeinn.com

Good fit!
17 June 2020

originally posted on tredz.co.uk

Price comparison

Updated 2 days ago
Pushys

$109.99

Performance Bicycle

$125.00

Urban Pedaler

$127.46

Gearshop NZ

$133.85

Bicycle Store

$139.99

See 3 more history offers

Blackcomb-shop.au

$128.00

Low Stock
Pedal Inn Bicycle Garage

$174.99

Low Stock
BIG W - BIG W MARKET

$174.99

Low Stock

Price history

​
​

Price history

​
​

Reviews

Extremely light and durable
22 March 2021
Andrew K.
originally posted on tredz.co.uk
Giro quality
18 July 2023
Ekaterina
originally posted on bikeinn.com
Good fit!
17 June 2020
originally posted on tredz.co.uk
Good fit and comfortable
22 July 2020
Paul F
originally posted on sigmasports.com
Great helmet
5 August 2020
Andy
originally posted on sigmasports.com
Light & comfortable.
18 July 2020
Noah’s
originally posted on bikeinn.com
Nice lightweight helmet
18 August 2022
nimnyp
originally posted on sigmasports.com
Radix hypnosis
25 July 2023
R M.
originally posted on biketart.com
Radix MIPS MTB Helmet
23 December 2021
Pete68
originally posted on sigmasports.com
Sleek, Sizes and Price!
12 November 2020
Tembe
originally posted on sigmasports.com