ONeal Blade Ace Polyacrylite Full Face MTB Helmet
- Revolutionary, newly developed helmet shell for increased safety
- Shell is constructed with ABS
- Multiple oversized vents for maximum airflow and cooling
- Durable multi-colored graphics
- Coolmax® padded inner lining with antibacterial Polygiene® treatment, ultra-plush, removable, sweat absorbing and washable
- Emergency pull straps on cheek pads
- Fidlock® magnetic buckle (engineered in Germany) for easy, single-handed fastening and release, provides maximum security while riding
- Goggles rest securely in place on ridge at back of shell
- Hydration hose guide optional available
- Pre-installed with plastic break-away visor screws for improved safety in terms of crashing
- Incorporating IPX® ACells helmet impact absorption technology optional available
- GoPro® Mount included
- Exceeds EN1078 safety standard for bicycle helmets and meets ASTM downhill standard
- Airflaps™ compatible
Occasionally, without notice, manufacturers change product design and/or specifications.
O'Neal Helmet Size Guide
How to measure
To find the circumference of your head, place a tape measure in the centre of your forehead, wrap it around above your ears and around the back of your head. If there's a slight difference between two different sizes, always go for the tighter size.
Full Face Helmets
Adult sizing
|
Size |
XS |
S |
M |
L |
XL |
XXL |
|
(cm) |
53/54 |
55/56 |
57/58 |
59/60 |
61/62 |
63/64 |
Youth
|
Size |
M |
L |
|
(cm) |
48/50 |
51/52 |
Open Face Helmets
Thunderball
|
|
Adults |
|
Youth |
|
Size |
XXS - S |
M - XL |
XXS - S |
|
(cm) |
52-57 |
57-61 |
52-56 |
Defender – Adults
|
size |
S - M |
L - XL |
|
(cm) |
54-58 |
58-61 |
Pike – Adults
|
size |
S / M |
L / XL |
|
(cm) |
55-58 |
58-61 |
Q RL – Adults
|
size |
XS - M |
L - XL |
|
(cm) |
53-58 |
58-63 |
Orbiter – Adults
|
size |
XS - S |
M - L |
XL - XXL |
|
(cm) |
53-56 |
57-60 |
61-64 |
Dirt Lid
|
|
Adults |
|
Youth |
|
|
|
size |
M - L |
L - XL |
S |
M |
L |
|
(cm) |
55-59 |
58-61 |
47-48 |
49-50 |
51-52 |
Trailfinder – Adults
|
size |
S - M |
L - XL |
|
(cm) |
54-58 |
59-63 |
Rooky – Teenagers
|
size |
XXS |
|
(cm) |
51-56 |
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