Sig Sauer Grip Module Assembly Large P250/P320 (9mm/.40 S&W/.357 Sig), Black Md: GRIP-MOD-CA-943-LG-BLK
Install your P320/P250 firing control unit into this Grip Module Assembly to convert to a P320 or P250 Carry chambered in 9mm, .357 SIG, & .40AUTO. Requires the 9mm, .357 SIG , or .40AUTO slide and barrel.