Midwest Industries Alpha Series Folding Stock is a side-folding stock compatible with firearms featuring a 1913 Picatinny rail adapter. Built from high-strength polymer, aluminum, and steel, with a heavy-duty side-folding mechanism made of 4140 heat-treated steel and a steel clamp with large surface engagement for stability. Features an adjustable polymer cheek piece with a curved top surface for comfortable cheek weld, plus an adjustable butt pad for use with plate carriers or heavy gear. Reversible design allows left- or right-side folding. Adds 8.5 to overall firearm length (0.75 when folded). Weighs 1.25 lb. Includes 3 QD sling attachment points. Safety note Follow all manufacturer installation instructions. Verify proper function and secure mounting before use. Comply with local firearm laws and regulations.