BLACK DIAMOND RAVEN PRO ICE AXEBlack Diamond'stechnical mountaineering axe, the Raven Pro is now lighter and features a slightly angled and ergonomically improved trapezoidal shaft for better grip and more aggressive climbing. The updated pick, adze and spike geometry allows for more secure placements, whether you're kicking steps up Aconcagua or winding through crevasse fields in the Alps, while the investment-cast, polished stainless-steel head provides dependable durability.FEATURESLightweight trapezoidal, slightly curved aluminum shaft with grooved grip for more control during self-arrest or climbingInvestment-cast, one-piece stainless-steel head with a tuned aggressive pick and large hole for a carabinerErgonomic headCEN-B certifiedTECH SPECSAluminum, Stainless Steel Head & SpikeWeight: [50 cm] 373 g (13.16 oz)[55 cm] 389 g (13.62 oz)[60 cm] 406 g (14.21 oz)[65 cm] 423 g (14.81 oz)[70 cm] 439 g (15.37 oz)[75 cm] 456 g (15.96 oz)