The lightweight Black Diamond OvalWire carabiner has a large gate opening and a large capacity for nuts and pins. Its symmetrical oval shape makes it optimal for racking and prevents the dreaded shift when aid climbing. . Multi-purpose use, from big wall to trad to Alpine climbing. Constructed of durable aluminum alloy. Non-locking biner. Weighs 2.2 ounce. 793661030621 26967300015 210076