Luth-AR’s A2 Rifle Buffer Tube is constructed out of 6061-T6 Aluminum and features a hardcoat anodized black finish. It works with both 223/5.56 AR-15 platforms and 308/7.62 AR-10 platforms and is compatible with an A2 fixed buttstock.
Luth-AR .223/.308 Rifle Buttstock Extension Tube, A2, Black BS-09
