As the lightest keylocking carabiner in the world, the Photon marks an evolutionary advance in carabiner design. Not only is it the lightest, it is also full size! Its radical design creates a large gate opening for easy clipping and the keylock closure is great for plucking draws from gear loops and cleaning overhanging sport routes. Specs: Weight: 36 g, 1.3 oz Major Axis: 21 kN Minor Axis: 7 kN Open Gate: 9 kN Gate Opening: 24 mm Note that this item of climbing safety equipment is non returnable. Please call us toll free at 877 236 8428 or e mail bentgatebentgate.com with any questions.