Cons: They weigh a bit more than the ARC series

Polyester/Elastane mesh crotch for added ventilation

Wherever XC riders want to go

worn-out top assembly

Clamp diameter: Available in 31

POC Axion Spin Helmet - M-L - Uranium Black - Fluorite Green Matte Do Not Ship Internationally Cons: They weigh a bitThe POC Axion Spin inherits many of the technological innovations from previous models to create a Trail and Enduro helmet that provides exceptional coverage and some great features designed to protect your brain and neck in the event of an accident. The Axion Spin features new rotational liner technology developed by POC to be more comfortable than other systems on the market. SPIN (Shearing Pad INside) uses a silicon gel like membrane inside the pad