Air Tech, one of our spearheads, has been designed for ascents with both rock and ice. It has 12 short steel points, 8 of which are front and 4 rear. The position of the points is designed to keep the foot steady during ascents, descents and traverse. It adapts to any type of boot thanks to the regulation bar in the middle and to the several binding systems, cramp-o-matic, new-matic, new classic, multimatic. Equipped with the famous Grivel proactive Antibott both in the front and the rear. Easy to store in the backpack and not bulky. Perfect adherence, excellent companion for activities on ice.Specifications:- Activities: Mountaineering- Materials / construction / technologies: steel, plastic- Weight: 880g (31 oz)