Troy Lee Designs D4 MIPS Stealth BMX Race Helmet-Gray Bolt On Clamps Size: 18 Waist: 18

Size: 18  Waist: 18

threads that do not thread below the stem

but suitable for use with a 10mm fork

Strategically placed interior chinbar shock pads for comfort and durability

Troy Lee Designs D4 MIPS Stealth BMX Race Helmet-Gray Bolt On Clamps Size: 18 Waist: 18The Troy Lee Designs D4 Composite MIPS Stealth Helmet Gray weighs a little over 1 kilogram making it one of the lightest helmets in the game. Incorporates the MIPS brain protection system to help prevent rotational stress resulting from angled impacts. Instead of steel, the D rings are titanium to get just that little extra bit of weight saving. The EPP collarbone impact system is a specially designed area to help mitigate helmet collarbone shoulder