140mm (29")

Waist Closure System: Two slim and flexible Velcro waist adjusters allow quick and easy on-the-go adjustments

Fits all speed chains

Compatible with other Park accessories and add-ons

Choose the EC44-ZS56 in the correct head tube length if you currently run a 'Zero Stack' headset on a tapered 1 1/8" to 1 1/2" steerer

Fox Proframe RS MIPS Helmet - S - Matte Black PDP|PLP|Brake Rotor Type 140mm (29")The Fox Proframe RS Helmet was designed from the ground up to be the lightest, most effective, and most comfortable full face Fox has ever produced. Although light on weight, the Proframe RS is heavy on protection, featuring a Varizorb EPS foam inner shell to protect against both high and low speed impacts along with MIPS Integra technology to further protect the brain from rotational forces. Advanced in moulding allows the shock absorbing inner shell