Description of Black Diamond Speed 30L Pack All-purpose, spartan rucksacks for mountain use, the top-loading Speed 30 is a perfect choice for all-day missions in the Rockies, Sierras or White Mountains. The Speed 30 can be stripped to flyweight class thanks to its removable top pocket, hip belt, framesheet and stay. It's built with water-shedding 210d nylon (plus 400d on high-abrasion areas), has dual ice axe attachments, crampon patches, is hydration compatible, and comes in multiple torso lengths. Barebones, assault-style pack for traveling at light speed. Features: eight: 1 kg (2 lb 3 oz) Stripped weight: 584 g (1 lb 4 oz) Volume: 30 L (1831 cu in) Torso sizes: S/M 41–48 cm (16–19 in) M/L 47–55 cm (18.5–21.5 in)