Arborist-specific: DMM's Ultra-O triple action carbainer is a perfect companion to the DMM Hitch Climber and Pinto pulleys. The Ultra O's symmetrical rope baskets are ideal for assisted breaking devices, pulleys, swivels and shackles. They also give stable loading characteristics, as attachments can self-center under load with minimal movement from the carabiner. Features & Specs: MPN: A327-P3 Oval for symmetry; shape allows central positioning of devices Oval connectors are popular in rope access and tree care situations where multiple connectors, slings, ropes or even pulleys can be connected. They are equally at home in fall arrest situations or as part of a pre-rigged rescue system. The round basket sh DMM's patented 'Taperlock' closing mechanism increases gate push-in and cross gate strength using a special flared profile on the nose of the carabiner, as well as allowing a snag free connection for your ropes, slings and devices. MBS Major Axis 25kN Minor Axis 12kN