Feature:1. Simple operation, can extend the life of the bowstring.2. Using aluminum alloy material, environmental protection coating, more durable and lighter.3. The high hardness D loop suitable for hunting, shooting, archery, etc.4. The D‑ring prevents your arrows from falling off the bowstring during hunting.5. The metal D‑ring design increases the arrowhead speed and reduces interference.Specification:Item type: Metal D RingMaterial: Aluminium AlloyColor: As Pictures ShownWeight: Approx. 5g/0.2oz Package List:2 xD Ring 1 x Wrench2 x Screw