Dimensions: 42*42*21 mm /1

8mm (cage)

for low rolling resistance and durability

All of this is wrapped in a durable synthetic skin

Fox Proframe RS Helmet - L - Dark Lawless PDP|PLP|Brake Rotor Type Dimensions: 42*42*21 mm /1The Proframe RS Helmet takes the lightweight breathability of the Proframe and elevates it to the next level of safety and performance. Featuring the all new Mips Integra Split protection system, which combines a dual density foam for high and low speed impacts and a Low Friction Layer between the two layers designed to reduce rotational forces in a crash that would otherwise be transmitted to the brain. The BOA Fit System allows for a precise and