SIG SAUER CALIBER X-CHNG KIT FOR P320 M18 10/17 ROUND MAGS

P320-M18 Kit

9MM 3.9" barrel and M18 slide

Comes with 2 10/21 and 1 10/17 pin and blocked magazines

NOTE: FOR USE IN CA320 WILL REQUIRE CUTTING THE FRAME OR REMOVING THE SAFETY