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O'Neal Sierra II R Helmet

$159.99

The Sierra II R Helmet from O’Neal is an adventure helmet that is ready for road, trail or dirt. An adjustable, removable sun peak compliments the hel…

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Description

O’Neal Sierra 2 R Helmet

The Sierra II R Helmet from O’Neal is an adventure helmet that is ready for road, trail or dirt. An adjustable, removable sun peak compliments the helmet’s aerodynamic vent scheme with a design of its own to help reduce turbulence and lift at speed. An integrated face shield pairs well with a drop-down, internal sun shield to truly prepare you for whatever the journey takes you. The polycarbonate / ABS shell construction helps reduce weight while remaining durable. Easily remove the face shield and add goggles when trail work gets technical. The Sierra II R’s also features a channeled EPS liner to cool the rider and make the most use of airflow while achieving an ECE safety certification.

Features:

  • Polycarbonate / ABS shell construction
  • Designed for street, enduro, side-by-side and adventure use
  • Drop-down internal sun shield
  • Moisture-wicking interior
  • Removable, washable cheek pads and top liner
  • Vent holes and channeled EPS for optimal ventilation
  • Removable, integrated face shield
  • Oversized chin intake vent
  • Removable, adjustable sun peak
  • Padded chin strap with double D-ring closure
  • DOT and ECE 22.05 certified .

 

 

O’Neal Helmet Sizing

CONVERT TO INCHES

HELMET SIZE HEAD MEASUREMENT (CM)
XS 53-54
SM 55-56
MD 57-58
LG 59-60
XL 61-62
2XL 63-64
3XL 65-66

 

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • HEAD
    Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.

Additional information

Color:

Black/White, Hi-Viz Yellow/Black

Size:

XS, SM, MD, LG, XL, 2XL

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