HK UMP 110RD MID-CAP

HK UMP 110RD MID-CAP BLACK SKU: 2278059 Features: Made from High Strength Nylon Polymer Aggressive Fake Bullet Window No Winding, Great Feeding! Compatibility: For Umarex H&K and other compatible UMP Series Airsoft AEG RiflesCapacity: 110rdsDue to the design of all Mid-Cap magazines, they actually function better once you break them in. To do so spray some light silicone oil into the magazine, load and unload it a few times until BB's feed smoothly. This process breaks in the internal spring allowing it to function without problems each and every time.