BLACK DIAMOND RAVEN ICE AXEA modern version of Chouinard's original curved-pick mountain axe, the Black Diamond Raven Ice Axe is our classic mountaineer's piolet that has been used on classic climbs the world over for decades. The Raven's durable aircraft aluminum shaft and investment-cast stainless steel pick are engineered for secure self-arresting.FEATURESDurable, aircraft-grade aluminum shaftInvestment-cast, one-piece stainless steel head with a large hole for a carabinerPick's curve and teeth engineered for secure self-arrestingCEN-B certified