HK Firearms Heckler & Koch Logo. Cap Jacket Backpack Patch. Size: 3 Inches 7,6cm. The item “VELC. HK firearms Heckler & Koch No Compromise MP5 Tactical Airsoft Patch” is in sale since Monday, May 23, 2016. This item is in the category “Collectables\Badges & Patches\Collectables Patches\Other Patches”. The seller is “diablopatch67″ and is located in -. This item can be shipped worldwide.