Guardian Fall Protection 11055 Ring of Fire Dual Lock Twist Release Double SRL Bracket for Use with Diablo and 11-Feet Edge Series Easily change a single leg SRL to a double leg SRL while in the field Use with Diablo and 11' Edge Series SRL's only. NEVER for use with lanyards or any other fall protection device Connects to the web material allowing the back D-ring to be used as another connection point