Ace PB Sling Swivel Socket for A-1/A-2 Stocks w/ PB Swivel, UMPB-ARS-UM
Push button sling swivel socket for AR15 type stocks. Installs easily with one screw on mil-spec A1 or A2 stocks. also can be installed on most multi position MOD stocks. Includes mounting screw for M4 type stocks.