Arc'Teryx Men's Altra 50 Backpack UV Thanks to Suunto's 'Two Zone

Thanks to Suunto's 'Two Zone System' there are only two balance zones to consider in compass use - the northern hemisphere and the southern hemisphere

Color Available: Black – Type III hard coat anodized finish

Lens Material Optical-grade glass lens with antireflective coating on both sidesÂ

deep-pocket wire clip that provides left or right-side tip-up carry

Arc'Teryx Men's Altra 50 Backpack UV Thanks to Suunto's 'Two ZoneThe smaller volume Altra packs, (Altra 33 through 50) keep weight to a minimum by using the efficient C2 (Composite Construction) system. The larger volume Altra packs (Altra 62 through 85) have a Load Transfer Disc that pivots to increase agility and stability on rough terrain and combine the C2 (Composite Construction) suspension with Gridlock shoulder straps that adjust for custom fit. Trekking Near or Far Composite Construction (C2) eliminates