Crampon Locks - Std Width with Screws Altimiter|None This makes for easier sizing

This makes for easier sizing adjustments

This boot features the patented Hoji Lock System that merges the cuff and shell on the inside of the boot into one completely interlocking unit without any play

With a 60-meter circular range

and the wide opening makes for rapid refills at aid stations

Crampon Locks - Std Width with Screws Altimiter|None This makes for easier sizingCrampon locks let you have the best of both worlds. Dynamic when you want the ski crampon to be able to rotate up for efficiency and locked for a static mode to get maximum grip. Can be changed on the fly without getting out of bindings by just reaching down to engage and disengage. These should only be used with B & D crampons as most other crampons have a taper on the back that can damage the lock. Warning: B & D Ski crampon locks are only approved