Description Built for the variable, moderate terrain of classic mountaineering routes in places like the Tetons, the Alps and the Cascades, the Black Diamond Serac Crampon is a lightweight, 12-point crampon available in three different configurations to be compatible with any kind of mountain boot. The Serac's redesigned stainless steel construction incorporates a strong, yet light design with rocker in the front rail to accommodate modern mountain boots. Horizontal frontpoints provide secure bite in icy steps, while the classic secondary points and substantial rear points offer stability on descents and low-angle terrain. Features Redesigned stainless steel construction is durable, resists snowballing and won’t rust Versatile horizontal frontpoints with classic secondary points and stable rear points Low-profile micro-adjust heel bail offers precision fit Pro version is for technical boots; Clip version is for mountain boots without a toe welt; Strap version is for non-technical footwear For use on a ski boot, you will want to order wide toe bails sold separately Includes front and rear dual-density ABS Specifications Weight Per Pair: 905 g (2 lb)  Materials: Stainless steel Black Diamond Serac Clip-On Crampon