Design and Details: Lightweight quickdraw designed for rock climbing with updated carabiner body design that increases rigidity and strength without increasing weight Equipped with a Photon straight gate carabiner on the bolt end, a Dyon KeyWire carabiner on the rope end and a variable-width polyester dogbone runner between them Photon carabiner is the brand's lightest solid-gate design and features a proprietary SphereLock closure for easy cleaning Dyon KeyWire carabiner design combines the benefits of wiregate action with the proprietary SphereLock closure SphereLock closures minimize play between the gate and nose for enhanced security and performance Curved I-Beam construction on the spine of the Dyon creates a very high open gate strength for enhanced security Variable-width polyester dogbone is easy to grab while projecting sport routes Karstop Evo rubber carabiner retainer on the rope end of the runner keeps the bent-gate carabiner properly oriented for easy clipping and maximum strength Best Use: Climbing Specs: Imported Gate Type: Straight-gate, Wire-gate Gate Open Clearance: Photon straight gate: 21 mm; Dyon: 26 mm Strength Major Axis Closed: Photon straight gate: 22 kN; Dyon: 21 kN Strength Major Axis Open: Photon straight gate: 9 kN; Dyon: 11 kN Strength Minor Axis: Photon straight gate: 7 kN; Dyon: 7 kN Sling Length (cm): 18 centimeters Weight: 90 grams