DPMS CAR-15 Adjustable Pistol Brace: A drop-in injection molded stabilizing brace for light, fast action with a retro look. Pistol Grip: DPMS Retro A2 style pistol grip. Trigger Guard: A drop-in replacement aluminum trigger guard. DPMS Retro Lower Parts Kit: Includes the standard necessities to finish your DPMS stripped lower. Mil-Spec Buffer Tube: Diameter 6-position buffer tube assembly. Everything needed to finish your DPMS stripped lower. Includes DPMS Retro CAR-15 Style Stabilizing Pistol Brace, A2 pistol grip, and trigger guard, DPMS Retro Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly.