Elite Force Umarex H&K USP Competition GBB Airsoft Magazine - Black gas rifles The empty shell immediately begins

The empty shell immediately begins to fill with compressed CO2

This assembly consists of: Valve Cup Seal #SL2-24

Freak XL - Color matched Freak XL with All American ported barrel tip

(One tube fits in the flip out elastic sleeve

Magazine disconnect - The hammer of the pistol will not drop if the magazine is not in the gun

Elite Force Umarex H&K USP Competition GBB Airsoft Magazine - Black gas rifles The empty shell immediately beginsThe Elite Force Airsoft Heckler & Koch GBB USP 25 round magazine is designed for the HK USP Green Gas Blowback pistol. Officially licensed by Heckler & Koch GmbH, this high quality magazine ensures reliable performance and authentic branding for airsoft enthusiasts. Perfect for intense gameplay. Notes: This magazine works in HK USP sku 2275002 and accepts magazine rebuild kit 2211104.