The M4 Socom buttstock features an adjustable length of pull in 1/2" increments from 8-1/2" to 10-1/2", allowing it to fit a wide variety of body types, clothing selections, and shooting preferences. The closed cell foam stock cover provides for a comfortable, solid cheek weld, while the rubber recoil pad helps to minimize felt recoil. The Modular M4 Socom stock attaches to any ACE modular receiver block or folding stock mechanism and includes the stock, CAR stock adapter and lock ring.
This stock is designed to handle the recoil of calibers up to and including the 7.62x39mm Russian. Damage caused by use with guns producing heavier recoil is NOT covered by the factory warranty. ACE specifically advises against the use of the following calibers with this buttstock: 450 Bushmaster, 458 Socom, 499 LWRC, 50 Beowulf, 50 BMG and 12 Gauge.