Home / Accessory-Barrels / Walther Arms PPQ 9MM 4.6″ THREADED BBL KIT You cannot add "Heckler and Koch (HK USA) BARREL HK45C 45ACP THREADED" to the cart because the product is out of stock. Walther Arms PPQ 9MM 4.6″ THREADED BBL KIT$24900 Out of stock SKU: 281329710 Category: Accessory-Barrels Product ID: 29901 Description Description Polygonal Rifling Related products Sale! Shadow Systems G19 G3 9MM SLIDE ASSEMBLY OR $46900 Original price was: $46900.$37233Current price is: $37233. Sale! Springfield Armory XDM 10MM 4.5″ THREADED BARREL $15999 Original price was: $15999.$11881Current price is: $11881. Sale! CANIK BARREL TP9 ELITE SC 9MM BLK TB $8299 Original price was: $8299.$7341Current price is: $7341. Sale! FN BARREL SCAR 17S 308WIN 13″ $1,72900 Original price was: $1,72900.$1,37486Current price is: $1,37486.