Doublestar Ace M4 SOCOM Stock - Gen 4 Standard Black

Approximately 6 times stronger than an AR15 A-2 stock and receiver extension tube. Ideal for CQB or breaching doors without the fear of bending the receiver extension tube. Adjustable length of pull, adjusts from 7.5 to 9.5 inches (standard version) in five 1/2 inch increments. Closed cell foam overtube provides an extremely comfortable cheek weld. Black.