MTB
Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet Proframe Nace Helmet
MTB

Proframe Nace Helmet

STYLE #: 31471
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  • Mips® equipped
  • 3-position adjustable visor compatible with goggles
  • Removable under visor GoPro mount included
  • Meets the ASTM-F1952 Downhill MTB certification standard

Breathable full-face mountain bike helmet

Conquer the mountain with this full-face protection specialist. The Proframe Helmet is the original full-face trail helmet and is still the market leader. Designed to meet the needs of all-mountain riders and enduro racers, it packs Mips® technology into a superlight shell.

  • Mips® added protection system has been proven to reduce the rotational motion when implemented in a helmet by absorbing and redirecting energies and forces otherwise transmitted to the brain
  • 3-position adjustable visor compatible with goggles
  • Removable under visor GoPro mount included
  • Increased ventilation and decreased surface contact area improve cooling
  • Includes additional pad set to optimize fit
  • Meets the ASTM-F1952 Downhill MTB certification standard

For care instructions, see our Helmet Care Guide

Note: Avoid exposure to aerosol sprays like bug repellent and sunscreens as they can cause your helmet's finish to peel

Materials: 22% ABS, 21% EPS, 15% polycarbonate, 13% polyurethane, 9% Pa

Size Guide

Size Head Size Cheek Pads Hat Size Weight
Y 18.9-20.5" 20/30 mm (installed);30/40 mm (included) 6-6 1/2" 680±50 g
S 20.1-21.7" 20/30 mm (installed);30/40 mm (included) 6 3/8-6 7/8" 720±50 g
M 21.7-23.2" 20/30 mm (installed);30/40 mm (included) 6 7/8-6 3/8" 790±50 g
L 23.2-24.8" 20/30 mm (installed);30/40 mm (included) 7 3/8-7 7/8" 920±50 g
Size Head Size Cheek Pads Hat Size Weight
Y 48-52 cm 20/30 mm (installed);30/40 mm (included) 15.3-16.6 cm 680±50 g
S 51-55 cm 20/30 mm (installed);30/40 mm (included) 16.2-17.5 cm 720±50 g
M 55-59 cm 20/30 mm (installed);30/40 mm (included) 17.5-18.8 cm 790±50 g
L 59-63 cm 20/30 mm (installed);30/40 mm (included) 18.8-20.1 cm 920±50 g
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