Fox Proframe Helmet - S - Matte Black PDP|PLP|Brake Rotor Type The placement of the rail

The placement of the rail inserts increases wing flex for greater comfort and better pedaling efficiency

Suggested rim width: Generally a 38mm tyre is best suited to rims from 17mm through to 23mm and a 45mm tyre to rims from 19mm to around 28mm internal width

170mm crank length

Workshop quality clamp head

Fox Proframe Helmet - S - Matte Black PDP|PLP|Brake Rotor Type The placement of the railBreathable full face mountain bike helmet. Conquer the mountain with this full face protection specialist. The Proframe Clyzo Helmet is the original full face trail helmet and is still the market leader. Designed to meet the needs of all mountain riders and enduro racers, it packs Mips technology into a superlight shell. Mips added protection system has been proven to reduce the rotational motion when implemented in a helmet by absorbing and