Home / Accessory-Barrels / Heckler and Koch (HK USA) BARREL HK45 45ACP THREADED Sale! Heckler and Koch (HK USA) BARREL HK45 45ACP THREADED$27300 $24466 Out of stock SKU: 226351 Category: Accessory-Barrels Product ID: 41589 Description Description Related products Sale! Shadow Systems G19 G3 9MM SLIDE ASSEMBLY OR $46900 $37233 Sale! Shadow Systems BARREL 9MM FS BLK FLT TB $23400 $19156 Sale! Springfield Armory XDM 10MM 4.5″ THREADED BARREL $15999 $11881 Sale! SilencerCo BARREL GLOCK 17 9MM 1/2X28 $16900 $14408