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Out of Stock
HJC RPHA X Adams Monster Helmet
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  • Black/Green
  • Black/Green
  • Black/Green

Please select a Size to check availability, or to add this item to your Shopping Cart or Wish List.

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MSRP
$399.99 - $404.99
Your Savings (25%):
$100.00
Your Price
$299.99
Please select a Size to view availability.

Video Reviews (2)

HJC RPHA X Adams Monster Helmet Videos

HJC RPHA X Adams Monster Energy Helmet

The new HJC RPHA-X motocross helmet has been designed for superior fit & comfort using advanced CAD technology and is constructed from Advanced P.I.M. (Premium Integrated Matrix) a composite of Carbon fiber, Fiberglass epoxy, Aramid epoxy, & Organic fibers resulting in a remarkably strong & extremely lightweight helmet.

Features:

  • “ACS” Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and out
  • Wide eyeport design for maximum visibility and ease of goggle use
  • Wide adjustment visor for maximum lateral visibility
  • Injection molded eyeport gasket with integrated removable roost guard
  • Neck brace compatible design
  • Cool4Ever™ Interior is lightweight, moisture wicking, odor free and anti-bacterial, premium soft feel with Ginkgo extract. Innovative new fabric offers self-cooling properties, cooling faster then other major fabrics
  • 3 shell sizes
  • 5 year limited warranty: Free of defects in materials and workmanship for the original purchaser
  • Meets or exceeds both SNELL & D.O.T. standards
Write a Product Review for a chance to win our monthly $100 giveaways.
HJC RPHA X Adams Monster Helmet 5 5 1 1
Great design and fit. The graphics on this helmet are great. Great fit. BUY IT! November 13, 2013
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HJC RPHA X Adams Monster Helmet
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HJC RPHA, FG-Jet and FG-17 Sizing

Wrap a cloth measuring tape around your head just above your eyebrows. Pull the tape comfortably snug, and read the length.

Size Hat Size Measurement (in)
XS 6 3/4 - 6 7/8 21 1/4 - 21 5/8
SM 6 7/8 - 7 21 5/8 - 22
MD 7 1/8 - 7 1/4 22 1/2 - 22 7/8
LG 7 1/4 - 7 3/8 22 7/8 - 23 1/4
XL 7 1/2 - 7 5/8 23 5/8 - 24
2XL 7 3/4 - 7 7/8 24 3/8 - 24 3/4
3XL 8 - 8 1/8 25 1/4 - 25 5/8

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

Click here to see the full HJC Helmets Size Chart
Product Style RevZilla SKU ID Manufacturer Product # Availability
Black/Green / XS 886551 0806-1505-03 Out of Stock
Black/Green / SM 886552 0806-1505-04 Out of Stock
Black/Green / MD 886553 0806-1505-05 Out of Stock
Black/Green / LG 886554 0806-1505-06 Out of Stock
Black/Green / XL 886555 0806-1505-07 Out of Stock
Black/Green / 2XL 886556 0000170592/0806-1505-08 Out of Stock