Install your P320/P250 firing control unit into this Grip Module Assembly to convert to a P320 or P250 compact chambered in 9mm, .357 SIG, .40AUTO with your selected grip size. Requires the 9mm, .357 SIG and .40AUTO slide and barrel.

Designed to function with compact and sub-compact slide. 

Please NOTE: The X-Series Grip Modules will not work with magazines that have "SIG SAUER" on the baseplate. They are compatible with the baseplates that have the SIG Mark on it. Not designed for the full-size P320. Will not cover the full-size dust cover leaving the recoil spring and guide rod exposed.