Yes. The NcSTAR Expert Plate Carrier Vest can also accept any 11x14 soft armor panels like the AR500 Armor Level IIIA 11x14 Rimelig ASC Soft Body Armor Plate, or AR500 Armor 11x14 Gen 2 Blunt Force ASC Trauma Pad. Both can be found by using the links below:
https://www.opticsplanet.com/ar500-armor-11x14-gen-2-blunt-force-asc-trauma-pad.html
https://www.opticsplanet.com/ar500-armor-level-iiia-11x14-rimelig-asc-soft-body-armor-plate.html