KyleS wrote an answer about Petzl Vasak 12-Point Mountaineering Crampon on January 6, 2013
I realize your post was from two years ago... But if you (or anyone else for that matter) are interested in trading your flexlocks for my leverlocks, I'm absolutely down. The leverlocks don't fit my boots. I contacted Petzl and they WILL NOT sell spare parts for these crampons.