Umarex - HK UMP .45 DX GBB F229 The battery can be placed

The battery can be placed inside the fixed stock

WE G17 Gen4 (Black)

Hop Up Type: Adjustable

- Device increases gun rate of fire and battery holds longer

This replica just as in the show sports

Umarex - HK UMP .45 DX GBB F229 The battery can be placedbout H&K UMP The UMP (Universale Maschinenpistole, German for "Universal Machine Pistol") is a submachine gun developed and manufactured by Heckler & Koch. The UMP has been adopted by various agencies such as the U. S. Customs and Border Protection. Heckler & Koch developed the UMP as a lighter and cheaper successor to the MP5, though both remain in production About Umarex (VFC) UMP GBB SMG The Umarex H&K UMP SMG Airsoft Gas Blow Back GBB Rifle is a