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Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M
Giro Radix Matte Black Helmet M

Giro Radix Matte Black Helmet M

(124 reviews)

The Giro radix helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. Fit System Roc Loc 5.5. Vents 25. Ventillation Wind Tunnel vents with internal channeling. Ventilation Wind Tunnel vents with internal channeling. Construction Full-wrap In-Mold polycarbonate shell with EPS liner. Color: matte black.

The Giro radix helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. Fit System Roc Loc 5.5. Vents 25. Ventillation Wind Tunnel vents with internal channeling. Ventilation Wind Tunnel vents with internal channeling. Construction Full-wrap In-Mold polycarbonate shell with EPS liner. Color: matte black.

$109.99 - $249.71

in 24 offers

Colour:

Giro Radix Matte Black Helmet M
Giro Radix MTB Helmet Grey M
Giro Radix MTB Helmet Grey M
Giro Radix Helmet Matte Charcoal Black - L
Giro Radix MIPS Helmet Matt Black - L
Giro Radix Helmet Blue - S
Giro Radix - MTB Helmet
Giro Radix Helmet Red - M
Giro Helmet - Radix Dirt Helmet Portaro Grey L 59-63cm Size: L 59-63cm

Size:

S
S 51-55cm
M
L

Giro Radix Matte Black Helmet M

$109.99

(124 reviews)

The Giro radix helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. Fit System Roc Loc 5.5. Vents 25. Ventillation Wind Tunnel vents with internal channeling. Ventilation Wind Tunnel vents with internal channeling. Construction Full-wrap In-Mold polycarbonate shell with EPS liner. Color: matte black.

The Giro radix helmet combines rugged style and durability to meet the demands of core trail riders, with the coverage, lightweight, and ventilation riders need to ride comfortably and confidently, all day. Fit System Roc Loc 5.5. Vents 25. Ventillation Wind Tunnel vents with internal channeling. Ventilation Wind Tunnel vents with internal channeling. Construction Full-wrap In-Mold polycarbonate shell with EPS liner. Color: matte black.

Colour:
Giro Radix Matte Black Helmet M
Giro Radix MTB Helmet Grey M
Giro Radix MTB Helmet Grey M
Giro Radix Helmet Matte Charcoal Black - L
Giro Radix MIPS Helmet Matt Black - L
Giro Radix Helmet Blue - S
Giro Radix - MTB Helmet
Giro Radix Helmet Red - M
Giro Helmet - Radix Dirt Helmet Portaro Grey L 59-63cm Size: L 59-63cm

Size

M 55-59cm
​

Price comparison

Last updated at 25/10/2025 02:04:58

Amazon

$266.24

available 7 days ago

Low stock


Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Pushys

$109.99

Go to store

Performance Bicycle

$125.00

Go to store

Urban Pedaler

$127.46

Go to store

Gearshop NZ

$133.85

Go to store

Crooze Australia

$139.99

Go to store


Bicycle Store

$139.99

Go to store

Velogear

$139.99

Go to store

Bicycle Superstore

$139.99

Go to store

Giant Brisbane

$139.99

Go to store

See 2 more history offers

Bobshop

$195.18

available 11 days ago

Low stock

myride.co.nz

$175.84

available 11 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

Specification

Variant
colour typeMATTE BLACK
sizeM 55-59CM

Price comparison

Updated about 21 hours ago
Amazon

$266.24

Low Stock
Pushys

$109.99

Performance Bicycle

$125.00

Urban Pedaler

$127.46

Gearshop NZ

$133.85

See 2 more history offers

Bobshop

$195.18

Low Stock
myride.co.nz

$175.84

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

Specification

Variant
colour typeMATTE BLACK
sizeM 55-59CM