Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White
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$589.99
Introducing the D4 Polyacrylite helmet: high-end safety and comfort at a more affordable price! Features Mips® C2 technology, ventilation system, and superior fit for BMX riders.
The
D4 lineup grows with a Polyacrylite option that offers comparable
safety and comfort benefits to the high-end carbon and composite models
at a more affordable price point. Notable features such as the Mips® C2
technology for brain protection, a ventilation air intake system, and a
superior anatomical fit, make the D4 the ultimate choice for
biking enthusiasts.
![Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/d4-poly-block-blue-white_{width}x.jpg?v=1709781039)
![Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/d4-poly-block-blue-white1_{width}x.jpg?v=1709781040)
![Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/d4-poly-block-blue-white2_{width}x.jpg?v=1709781040)
![Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/d4-poly-block-blue-white3_{width}x.jpg?v=1709781039)
![Troy Lee Designs D4 Polyacrylite Mips Helmet (2024) - Block Blue/White | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/d4-poly-block-blue-white4_{width}x.jpg?v=1709781039)
Sizing
![Troy Lee Designs D4 Composite Mips Helmet (2024) - Stealth Tarmac | Buy now at Australia's #1 BMX shop](http://backbonebmx.com/cdn/shop/files/D4_Composite_Fit_Guide_25cdf877-a5a5-465a-b1e8-a29c9a1eee88_{width}x.webp?v=1709754476)