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> Bicycling > Helmets > Adults

Adults

45 Results
Per Page 30 60
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Bontrager Solstice
$39.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Solstice offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-mold construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Micro-Manager II fit system gives you an amazing fit… [more]

Bontrager Starvos
$69.99
Product Rating
 
4.0 stars
 (5 Reviews)

Comfort. Fit. Style. Those three words sum up Bontrager's Starvos perfectly, and yet, somehow only tell part of the story. Of course safety is the number one priority, so the Starvos uses an In-Mold composite skeleton. This not only provides excellent protection, but it also allows for huge,… [more]

Bontrager Specter Helmet
$139.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Specter is a pro-level helmet, perfect for those who love a sleek, aggressive lid that offers the ultimate in comfort. Bontrager loads the Specter up with a huge front center vent to maximize airflow along with plenty of additional vents and internal channels to keep the breeze flowing.… [more]

Bontrager Velocis Helmet
$149.99 - $249.99
$199.99 - $249.99
Product Rating
 
5.0 stars
 (1 Review)

The Velocis is Bontrager's pro-level race helmet that combines safety, fit and comfort in an amazingly light package. The in-mold composite exoskeleton increases structural integrity and actually allows for more and bigger vents. Fit and comfort are one in the same, to that end, you've got the… [more]

Bontrager Circuit WSD

Bontrager's Circuit WSD is a lightweight road helmet that features 21 vents for maximum airflow. It features their one-hand-adjustable Zip-Tite fit system, plus it has an in-molded strap retention system with LockDown strap adjusters for a superb fit and top-notch safety. The premium fit pads not… [more]

Bontrager Oracle

Bontrager's Oracle is a pro-level helmet, perfect for those who love a sleek, aggressive helmet with the ultimate in ventilation. The helmet was designed to give you ventilation that you can actually feel at all speeds and also to make the helmet aero, especially in crosswinds. An In-mold carbon… [more]

Bontrager Quantum

Whether your rides are short and sweet or epic adventures, Bontrager's Quantum has got you covered. It features in-molded construction with internal reinforcements for top-notch safety. And you'll love the all the ventilation, even at low speeds. It comes in four different sizes, and when you… [more]

Bontrager Quantum Women's Bike Helmet

The incredibly easy-to use Quantum Women's bike helmet is your go-to lid no matter what type of riding you like to do thanks to great ventilation, excellent coverage, and Bontrager's signature comfort. - In-mold composite skeleton increases helmet integrity and larger vent variations -… [more]

Bontrager Solstice

Bontrager's Solstice offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-molded construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Universal system gives you an amazing… [more]

Bontrager Solstice WSD
$39.99

Bontrager's Solstice WSD offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-mold construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Universal system gives you an amazing… [more]

Bontrager Starvos - Women's
$69.99

Comfort. Fit. Style. Those three words sum up Bontrager's Starvos perfectly, and yet, somehow only tell part of the story. Of course safety is the number 1 priority,so the Starvos uses an In-Mold composite skeleton. This not only provides excellent protection, but it also allows for huge,… [more]

Bontrager Specter Helmet
$69.99
$139.99
Product Rating
 
5.0 stars
 (2 Reviews)

Bontrager's Specter is a pro-level helmet, perfect for those who love a sleek, aggressive lid that offers the ultimate in comfort. Bontrager loads the Specter up with a huge front center vent to maximize airflow along with plenty of additional vents and internal channels to keep the breeze flowing.… [more]

Bontrager Ballista Helmet
$119.99 - $174.99
$174.99

Comfy, light, and nearly invisible to the wind, Bontrager's Ballista Helmet is perfect for those who love a sleek, aggressive lid. What began as a prototype for Jens Voigt's hour record has turned into one of the fastest aero road helmets on the market. Six strategically placed vents channel air… [more]

Bontrager Ballista MIPS Bike Helmet
$149.99 - $199.99
$199.99

Pursue a winning trajectory with an aero road helmet that actually ventilates well. The Ballista MIPS road helmet now features Multi-directional Impact Protection System (MIPS) technology. Developed by brain surgeons and scientists, MIPS helps reduce rotational forces on the brain caused by angled… [more]

Bontrager Ballista MIPS Road Helmet
$199.99

Aero got cool The Ballista MIPS road helmet projects racers to their target just like the ancient Greek missile weapon it was named after. Thanks to a wind tunnel-proven design and superior venting with our unique internal channeling, Ballista launches you to the front of peloton breakaways and… [more]

Bontrager Ballista MIPS Women's Road Helmet
$199.99

Aero got cool The Ballista MIPS women's road helmet projects racers to their target just like the ancient Greek missile weapon it was named after. Thanks to a wind tunnel-proven design and superior venting with our unique internal channeling, Ballista launches you to the front of peloton breakaways… [more]

Bontrager Circuit
$99.99

Bontrager's Circuit is a lightweight road helmet that features massive vents for maximum airflow. It features their one-hand-adjustable Headmaster fit system, plus it has an in-mold strap retention system with FlatLock strap adjusters for a superb fit and serious safety. The premium fit pads not… [more]

Bontrager Circuit MIPS Helmet
$124.99

Rise up the ranks of the group ride and feel confident leading more turns in Trek's Circuit MIPS road helmet. Developed by brain surgeons and scientists, Multi-directional Impact Protection System (MIPS) technology helps reduce rotational forces on the brain caused by angled impacts to the head.… [more]

Bontrager Circuit MIPS Women's Helmet
$124.99

Rise up the ranks of the group ride and feel confident leading more turns in Trek's Circuit MIPS Women's road helmet. Developed by brain surgeons and scientists, Multi-directional Impact Protection System (MIPS) technology helps reduce rotational forces on the brain caused by angled impacts to the… [more]

Bontrager Circuit WSD
$99.99

Bontrager's Circuit WSD is a lightweight road helmet that features massive vents for maximum airflow. It features their one-hand-adjustable Headmaster fit system, plus it has an in-mold strap retention system with FlatLock strap adjusters for a superb fit and serious safety. The premium fit pads… [more]

Bontrager Helmet Light Bracket
$24.99

Add the safety of visibility to your helmet and light up the trail, road, or commute with help from the Bontrager Helmet Mount. Easily attaches a light to most helmets. • Works with all Bontrager Ion and Flare lights [more]

Bontrager Lithos
$139.99 - $149.99

Stay trail tough with our Lithos high-performance mountain bike helmet. Equipped with NoSweat channeled pads to keep your eyes clearly focused on each line you pick. • In-mold composite skeleton allows a greater variation of vent shape and size • Headmaster: one-Handed fit system adjustable by… [more]

Bontrager Lithos MIPS Helmet
$169.99

When the sun drops down, swap out a GoPro for an Ion headlight with the Blendr-compatibility of Bontrager's Lithos MIPS mountain bike helmet. Offering more than just extended coverage, MIPS (Multi-directional Impact Protection System) sets a new standard in helmet safety by reducing rotational… [more]

Bontrager Quantum Bike Helmet
$49.99
$69.99

The incredibly easy-to use Quantum bike helmet is your go-to lid no matter what type of riding you like to do thanks to great ventilation, excellent coverage, and Bontrager's signature comfort. - In-mold composite skeleton increases helmet integrity and larger vent variations - Fully-adjustable… [more]

Bontrager Quantum MIPS Bike Helmet
$89.99
$99.99

Quantum helmets feature superior ventilation, excellent coverage, and Bontrager's signature out-of-the-box comfort. A removable visor feature adds incredible ease-of-use by allowing Quantum to be your go-to helmet no matter what the type of ride. MIPS, "Multi-directional Impact Protection System,"… [more]

Bontrager Quantum MIPS Bike Helmet
$99.99

For trail or town Built for riders who live active lifestyles and want to stay protected, the Quantum cycling helmet looks just as good as it fits. Featuring MIPS, Multi-directional Impact Protection System, superior ventilation, and excellent coverage. Get it all and even more with a removable… [more]

Bontrager Quantum MIPS Women's Bike Helmet
$89.99
$99.99

Quantum helmets feature superior ventilation, excellent coverage, and Bontrager's signature out-of-the-box comfort. A removable visor feature adds incredible ease-of-use by allowing Quantum to be your go-to helmet no matter what the type of ride. MIPS, "Multi-directional Impact Protection System,"… [more]

Bontrager Quantum MIPS Women's Bike Helmet
$99.99

For trail or town Built for riders who live active lifestyles and want to stay protected, the Quantum women's cycling helmet looks just as good as it fits. Featuring MIPS, Multi-directional Impact Protection System, superior ventilation, and excellent coverage. Get it all and even more with a… [more]

Bontrager Rally

When "hitting the trails" means pushing your limits, look to the Rally mountain bike helmet to keep you covered. A true off-road design, this lightweight lid lets you charge hard. • In-mold composite skeleton allows a greater variation of vent shape and size • Headmaster: one-handed fit system… [more]

Bontrager Rally MIPS
$124.99

Pushing your limits on the trail just got safer. Rally raises the bar in comfort and protection. Extended base-of-skull coverage and ample vents will keep you riding all day long. • MIPS-equipped • In-mold composite skeleton allows a greater variation of vent shape and size • Headmaster: one-handed… [more]

45 Results
Per Page 30 60
1 2 Next
 
Chain Reaction Bicycles is your local bicycle shop for the San Francisco Bay Area! Unlike some other shops, we are dedicated 100% to serving the needs of local cyclists; our offerings are exclusively available for in-store pickup. You will find us at 1451 El Camino Real, Redwood City CA, 94063. 650 366 7130. Our Los Altos location closed on September 24th, 2017; we have consolidated all operations within our Redwood City flagship store.  Our hours and directions may be found here. We look forward to taking care of all of your cycling needs, including service! Mike & Steve Jacoubowsky, Partners, Chain Reaction Bicycles. Serving you since 1980!