Introducing the RECCA E(TM) Carbine Stock QD Front End by ReptiliaA(R). They had requests for a forward QD attachment point at the rear of the receiver for slings, so ReptiliaA(R) made the QD Front End. Simply add this to the front of your RECCA E(TM) Stock when installing. QD cup can be swapped left or right side. Materials: Impact Modified Glass-Filled Nylon Polymer, 7075 Type III anodized aluminum, Nitrided alloy steel hardware Weight (AR15/M16): 1.2 oz MADE IN USA Mfg: Reptilia Corp