Petzl

Vasak 12-Point Mountaineering Crampon

What Our Gearhead® Experts Are Saying:

"The Vasak is a capable general mountaineering crampon that covers a lot of ground — ski boots, alpine boots, hiking boots — which makes it practical for mountaineers who use more than one boot system. The Antisnow plates do real work in wet snow conditions where balling underfoot is a genuine hazard."

Who It's For

Mountaineers and ski mountaineers on glaciated terrain, couloirs, and moderate alpine routes

The Vasak is built for mountaineers who need a reliable 12-point crampon compatible with multiple boot types — alpine, ski, and hiking boots all fall within its compatibility range depending on the binding version. It's a strong fit for intermediate to experienced climbers on glacier travel, snow couloirs, and moderate alpine routes where 12-point traction and anti-balling protection are the priority. Climbers heading into sustained technical ice or vertical mixed terrain will want a dedicated technical crampon with mono or dual vertical front points.

What It's For

Glacier travel, snow couloirs, and moderate alpine mountaineering

The Vasak is designed for the terrain most mountaineers actually encounter — glaciated approaches, booting couloirs, and mixed snow and rock sections on moderate alpine routes. The dual horizontal front points bite effectively into solid snow and provide purchase on lower-angle ice, and the 12-point configuration handles the full range of snow and firm névé conditions. The Alpen Adapt system allows the crampon to accept compatible Petzl accessories, which extends its usefulness as objectives evolve.

Why We Like It

Wide boot compatibility, effective anti-balling system, and 12-point traction for varied mountain terrain

The Flexlock version covers hybrid boot compatibility — any alpine boot with a heel welt and without a toe welt — which makes it practical for a wide range of mountaineering boot setups without requiring a dedicated step-in boot. The bi-position linking bar adjusts to cover EU 36–50, so one crampon fits across most boot sizes in a group or adapts as you change boot systems. Petzl's Antisnow plates limit snow accumulation underfoot, which is a meaningful safety feature on wet spring snow where balling can reduce traction to near zero without warning. The dual horizontal front points are optimized for purchase in consolidated snow rather than vertical ice, which matches the use case well for general mountaineering terrain.