Parts of War, Inc. Also available directly from our online store (partsofwar.com) FREE SHIPPING!! Battle Arms Development's latest Lightweight Butt Stock (BAD-LBS-MIL) for the Mil-Spec Buffer Tube! Clean, beautiful, no nonsense, minimalistic design! Only 3.0oz! Features: Precision CNC from billet 7075T6 Aircraft Grade Aluminum MilSpec Type III Class 2 Hard Anodized Black Built-In Non-Rotating QD Lightweight 3.0 Ounces (stock only) Mil-Spec Carbine Length Buffer Tube Compatible A5 Length Buffer Tube Compatible Patent Pending Made in the USA Note: Buffer Tube, Buffer, Buffer Spring, Sling, Sling Swivel, Castle Nut, and End Plate are not included.