4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
4Forty Air MIPS Helmet
Bell Sports

4Forty Air MIPS Helmet

7138536

$139.99 $111.99 Save 20%
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California Region

  • San Rafael 2-4 days 10-14 days
  • Sausalito 2-4 days 10-14 days
  • Berkeley 2-4 days 10-14 days
  • Palo Alto 2-4 days 10-14 days
  • San Francisco 2-4 days 10-14 days
  • Sacramento 2-4 days 10-14 days
  • Los Gatos 2-4 days 10-14 days
  • Petaluma 2-4 days 10-14 days
  • Walnut Creek 2-4 days 10-14 days
  • San Jose 2-4 days 10-14 days
  • Pleasanton 2-4 days 10-14 days
  • Folsom Available
  • Roseville 2-4 days 10-14 days
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Colorado Region

  • Denver East 2-4 days 10-14 days
  • Denver Downtown 2-4 days 10-14 days
  • Highlands Ranch 2-4 days 10-14 days
  • Parker 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

California Region

  • San Rafael 2-4 days 10-14 days
  • Sausalito 2-4 days 10-14 days
  • Berkeley 2-4 days 10-14 days
  • Palo Alto 2-4 days 10-14 days
  • San Francisco 2-4 days 10-14 days
  • Sacramento 2-4 days 10-14 days
  • Los Gatos 2-4 days 10-14 days
  • Petaluma 2-4 days 10-14 days
  • Walnut Creek 2-4 days 10-14 days
  • San Jose 2-4 days 10-14 days
  • Pleasanton 2-4 days 10-14 days
  • Folsom 2-4 days 10-14 days
  • Roseville Available
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Colorado Region

  • Denver East 2-4 days 10-14 days
  • Denver Downtown 2-4 days 10-14 days
  • Highlands Ranch 2-4 days 10-14 days
  • Parker 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

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When the trails start to get tough, you want to wear a helmet that is tougher. The Bell 4Forty MIPS® Mountain Bike Helmet is designed for all-mountain riding and is loaded with tons of features to keep you safe and comfortable while riding.

This impressive helmet has a Float Fit system that is a lightweight and minimalist fit system that makes dialing in your perfect fit easy. It features a GoggleGuide Adjustable Visor System so you can use both goggles and glasses with ease. The Sweat Guide helps keep the sweat out of your eyes while riding, keeping your vision clear and ready to expect the unexpected.

Protection is the name of the game, and 4Forty is jam-packed. The MIPS® Brain Protection System is the ultimate line of defense for keeping you safe on unsteady roads and trails. This construction helps to redirect impact energy away from your head to keep you protected if you fall.

FEATURES:

  • Float Fit system makes dialing in the perfect fit easy
  • MIPS® Brain Protection System helps redirect impact energy
  • Sweat Guide Padding keeps sweat out of your eyes and eyewear
  • GoggleGuide Adjustable Visor keeps eyesight clear with a guide for eyewear

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