The Silent Connect System kit (SCS) enables you to attach our exclusive Mathews bow rope and sling in the field quickly and silently. The system’s two threaded attachment points between the limbs make set up effortless. The SCS compatible with the Phase4, Image, V3X, V3, Prima and Atlas bows. The SCS Kit comes with two SCS posts (one for the top limbs, one for the bottom), one Mathews exclusive bow rope, and four set screws. The bow rope is 30 feet in length and is made of durable 550 lb. paracord. Mathews Archery Mathews Rope SCS 1 Pack 82003