Sleek and lightweight, the Black Diamond Razor Carbon combines an aluminum upper with a carbon fiber lower to form a primo touring pole. . 14 mm .55 in. aluminum upper with 11 mm .43 in. carbon fiber lower. Efficient Series grip with fluted interior for weight reduction. Efficient Series strap with lightweight webbing and plastic ladder lock buckle. New lightweight grip extensions for quick, secure choke ups. 100 mm 4 in. Powder baskets. Glove friendly FlickLock adjustability. weight per pair 1 lb. 4 oz..