FAB Defense RAPS-C (Rapid Adjustment Precision Stock-Collapsible) is a compact, lightweight precision stock compatible with Mil-Spec and Commercial-Spec carbine buffer tubes (tube not included). Constructed from durable synthetic polymer in black, weighing 20.60 oz. Features an integrated cheek rest and two-level adjustable length of pull (buffer tube position plus RAPS micro-adjustment) via the patent-pending, ambidextrous 1Latch system with one-hand operation and LOP memory return. Includes a height-adjustable rubber butt pad, concealed bottom Picatinny rail for monopod use, and a retention bolt for optimal fit on Mil-Spec or Commercial buffer tubes. No gunsmithing required. Safety note Follow all manufacturer installation instructions. Verify proper function and secure mounting before use. Comply with local firearm laws and regulations.