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Bell MX-9 MIPS Decay Helmet

Out of stock
Only %1 left
Stock #
1030900
Mag-9, Moto-9, Moto-10, Revolver EVO, Rogue
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 54 - 55 6 3/4 - 6 7/8 45
S 55 - 56 6 7/8 - 7 40
M 57 - 58 7 1/8 - 7 1/4 40
L 58 - 59 7 1/4 - 7 3/8 35
XL 60 - 61 7 1/2 - 7 5/8 35
2XL 62 - 63 7 3/4 - 7 7/8 30

 

Custom 500, Moto-3, Qualifier, Riot, Scout
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 53 - 54 6 3/4 - 6 7/8 50
S 55 - 56 6 7/8 - 7 40
M 57 - 58 7 1/8 - 7 1/4 50
L 59 - 60 7 1/4 - 7 3/8 40
XL 61 - 62 7 1/2 - 7 5/8 45
2XL 63 - 64 7 3/4 - 7 7/8 35
3XL 65 - 66 8 - 8 1/4 35

 

Star, Pro Star, Race Star
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 53 - 54 6 5/8 - 6 3/4 35
S 55 - 56 6 7/8 - 7 35
M 57 - 58 7 1/8 - 7 1/4 35
L 59 - 60 7 3/8 - 7 1/2 35
XL 61 - 62 7 5/8 - 7 3/4 40
2XL 63 - 64 7 7/8 - 8 35

 

Bullitt
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 54 - 55 6 3/4 - 6 7/8 35
S 55 - 56 6 7/8 - 7 30
M 57 - 58 7 1/8 - 7 1/4 30
L 58 - 59 7 1/4 - 7 3/8 25
XL 60 - 61 7 1/2 - 7 5/8 30
2XL 62 - 63 7 3/4 - 7 7/8 25

 

RS-2
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 54 - 55 6 3/4 - 6 7/8 30
S 55 - 56 6 7/8 - 7 35
M 57 - 58 7 1/8 - 7 1/4 30
L 58 - 59 7 1/4 - 7 3/8 35
XL 60 - 61 7 1/2 - 7 5/8 30
2XL 62 - 63 7 3/4 - 7 7/8 35

 

MX-9
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 53 - 54 6 5/8 - 6 3/4 40
S 55 - 56 6 7/8 - 7 35
M 57 - 58 7 1/8 - 7 1/4 40
L 59 - 60 7 3/8 - 7 1/2 35
XL 61 - 62 7 5/8 - 7 3/4 35
2XL 63 - 64 7 7/8 - 8 30

 

Pit Boss
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
XS 53 - 56 6 7/8 - 7 50
S 53 - 56 6 7/8 - 7 40
M 56 - 58 7 1/8 - 7 1/4 50
L 58 - 60 7 1/4 - 7 3/8 40
XL 61 - 63 7 1/2 - 7 5/8 45
2XL 61 - 63 7 1/2 - 7 5/8 35
3XL 63 - 64 7 7/8 - 8 1/4 35

 

SRT
Size Circumference (cm) Hat Size (in) Cheek Pad Size (mm)
XS 53 - 54 6 5/8 - 6 3/4 40
S 55 - 56 6 7/8 - 7 35
M 57 - 58 7 1/8 - 7 1/4 40
L 59 - 60 7 3/8 - 7 1/2 35
XL 61 - 62 7 5/8 -7 3/4 35
2XL 63 - 64 7 7/8 - 8 30
3XL 65 - 66 8 1/8 - 8 1/4 25

 

Moto-9 Youth
Size Circumference (cm) Hat size (in) Cheek Pad Size (mm)
S/M 49-51 6 1/8 - 6 3/8 60
L/XL 51-53 6 3/8 - 6 5/8 50

Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.

Motocross Hero

The off-road world is a dirty, tough place. Chunks of rock and dirt mean business when launched by roosting tires, and even when it's muddy, hitting the ground is always hard. That's why Bell sweated the details on the MX-9, loading it with a tough polycarbonate shell, MIPS energy management system, an adjustable visor, Velocity Flow ventilation, and a removable, washable, anti-microbial liner for when the time comes to hose down. The MX-9 MIPS packs all these features into one helmet, delivering exceptional value and pro-caliber performance.

Technology:

MIPS®

MIPS (Multi-directional Impact Protection System) is a lidding slip-plane technology inside the helmet designed to help reduce rotational forces that can result from certain impacts.

3 Shell Sizes

Typical offering requires additional padding sizes to accommodate all head sizes.

Ionic+â„¢ Antimicrobial Comfort Padding

Quick-drying interior padding helps manage sweat while using silver for odor control.

Specifications:

  • Impact Management: MIPS®
  • Construction: Integrated Roost Guard
  • Visor: Fully adjustable Flying Bridge visor with air intake vents
  • Ventilation: Velocity Flow Ventilation System for maximum cooling
  • Fit System: 3 shell and EPS sizes for a personalized fit
  • Product Weight: 1533 g +/- 50 g (Size M)
  • Certification: DOT
More Information
Gender Unisex
Stock # 1030900
Brand Bell Helmets
Vend BL

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