Home / Accessory-Magazines / Heckler and Koch (HK USA) MAGAZINE USP45 45ACP 10RD # View cart “SIG SAUER MAG 320/250 FULL 9MM 10RD” has been added to your cart. Heckler and Koch (HK USA) MAGAZINE USP45 45ACP 10RD #$4900 Out of stock SKU: 215954S Category: Accessory-Magazines Product ID: 41661 Description Description Extended Floorplate Related products SIG SAUER MAG 320/250 FULL 9MM 10RD $4999 Warne CZ 75 9MM MAG EXTENTION +5 GRY $4449 SIG SAUER MAG 320/250 SUBCMPCT 9MM 12RD $4999 Sale! Warne GLOCK 19/23 MAG EXT +5/+4 GRY $5449 Original price was: $5449.$5201Current price is: $5201.