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GMAX OF-77 Derk Open Face Helmet

DOT Certified
$94.46
Was $104.95
Save $10.49 (10%)
Matte Black/Silver
 
 
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Q & A

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GMAX OF-77 Derk Open Face Helmet

Shipping & Returns

Orders $100 and over qualify for our free shipping offer. See our full shipping policy for further shipping details.

Return any new, unused and unaltered item within 30 business days. Create a return label online for as little as $7.99. Please read our return policy.

Details

  • The OF77 Open Face Helmet is lightweight and constructed from thermoplastic poly alloy shell
  • The anti-fog inner sunshield is easily raised or lowered  with a lever located on the exterior of the helmet
  • Cheek pads feature a multi-density foam construction creating a superior fit
  • Removable/washable interior and adjustable cheek pads allow for more comfortable sizing
  • SpaSoft, Coolmax comfort liner and cheek pads move the moisture away from your body and the fabric dries quickly
  • SPC top front vents/interior and styro designed for a controlled air flow
  • GMAX D.E.V.S (Dual Exhaust Venting System) top, side and rear venting reduces fogging and sweating by allowing hot air to escape from the mouth area and top of head
  • Deluxe ear pockets with built-in space for speakers for use of communication systems
  • Large eyeport for improved peripheral and range of vision
  • Hard coated optically correct shield features a tool-less design for quick and easy shield change and cleaning
  • All shields are UV400 coated and 100% UV protected
  • Snap in chin curtain for added warmth and reduces wind noise
  • Soft padded chin strap for increased comfort
  • Helmet bag included
  • Matte Black/Silver
  • DOT approved

Specs

Age & Gender
Adult
Collection
OF-77
Model Name for Gear
OF-77
SKU
PARENT-131-G3773393
Weight
10
Brand
GMAX
Safety Certification
DOT Certified

Item Numbers

Details Item Number Availability Store Pickup
Details:Matte Black/Silver  XS Item #131-G3773393 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  S Item #131-G3773394 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  M Item #131-G3773395 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  L Item #131-G3773396 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  XL Item #131-G3773397 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  XXL Item #131-G3773398 Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Matte Black/Silver  3XL Item #131-G3773399 Availability:In stock: Ready to shipStore Pickup:Unavailable

GMAX Adult Helmets

 XXSXSSMLXLXXL3XL4XL
Head Circumference (in)20 7/16 - 20 7/821 1/4 - 21 5/822 - 22 7/1622 13/16 - 23 1/423 5/8 - 2424 3/8 - 24 13/1625 3/16 - 25 5/826 - 26 3/826 1/2 - 26 5/8
Head Circumference (cm)51 - 5253 - 5455 - 5657 - 5859 - 6061 - 6263 - 6465 - 6667 - 68
Hat Size6 1/2 - 6 5/86 3/4 - 6 7/87 - 7 1/87 1/4 - 7 3/87 1/2 - 7 5/87 3/4 - 7 7/88 - 8 1/88 1/4 - 8 3/8 

General Sizing information

If you are unsure about your size, compare your body measurements to the charts provided to determine the correct fit. These charts will give you a good idea of the size to order, but be sure to read special sizing information that may accompany an item description. Some merchandise dimensions may vary from the averages charted here.

Helmet

With tape level, measure the widest point of your head, approximately 1 inch above your eyebrows and ears.
 

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