Home / Accessory-Barrels / SilencerCo BARREL S&W M&P 45ACP .578X28 You cannot add "FN BBL AR-15 5.56MM 16" M16 MID" to the cart because the product is out of stock. Sale! SilencerCo BARREL S&W M&P 45ACP .578X28$16900 $14408 Out of stock SKU: AC2024 Category: Accessory-Barrels Product ID: 101313 Description Description Constructed Using 416R SSFits S&W M&P 45ACP Pistols Related products Sale! Shadow Systems BARREL 9MM FS BLK FLT $21100 $17348 Sale! SilencerCo BARREL HK VP9 9MM 1/2X28 TPI $16900 $14408 Sale! Shadow Systems BARREL 9MM FS BRZ FLT $21100 $17348 Sale! Springfield Armory XDM 10MM 4.5″ THREADED BARREL $15999 $11881