The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
in 2 offers
The lowest price for Fox Racing Youth Mainframe MTB Helmet Black/Black right now is $88.16 at btosports.com, compared across 2 retailers.
The all-time low was $88.16 on 10 May 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 10 May 2026.
Fox Racing Youth Mainframe MTB Helmet Black/Black
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
Last updated at 10/05/2026 15:55:52
Fox Racing - Mainframe Helmet (MTB) (Youth) - Black OS
Delivery $13.22
Fox Racing Youth Mainframe Mountain Bike Helmet
Delivery between 17–20 May $29
| Biking Type | Mountain |
| Helmet Style | Half Shell |
| Helmet Venting | Fixed Venting |
| Audio | Not Included |
| Visor | Yes |
Fox Racing - Mainframe Helmet (MTB) (Youth) - Black OS
Delivery $13.22
Fox Racing Youth Mainframe Mountain Bike Helmet
Delivery between 17–20 May $29
| Biking Type | Mountain |
| Helmet Style | Half Shell |
| Helmet Venting | Fixed Venting |
| Audio | Not Included |
| Visor | Yes |
