Fusion Climb SwivelSwivelHigh Density aluminum alloy mounted onto sealed stainless steel ball bearings makes this high strength swivel extremely strong and durable. Oversized ovals on both sides allow room for multiple carabiners to easily clip in back ups or transition from one anchor to another. Action Factory's recommendation is that this item, and all rigging items sold by Action Factory should never be used for a life line situation, where death or serious injury