KWA HK USP Compact GBB Pistol - Black 0.20g Biodegradable Works perfectly with the popular

Works perfectly with the popular G&G M4 guns - CM16 crane stocks

than the Adult version may be a better fit

high strength polymer construction and a translucent body allowing you to see how many BBs are remaining

Or use in two guns

KWA HK USP Compact GBB Pistol - Black 0.20g Biodegradable Works perfectly with the popularThe KWA HECKLER & KOCH KWA HK USP Compact GBB Pistol Black airsoft gas pistol. Utilizing the green gas blowback system. Using full aluminum metal components mounted to a robust polymer frame. The guns are known for the realistic weight, great gas consumption and reliability. Fully licensed KWA airsoft pistol by H&K. Slightly more compact than the regular USP by HK. 340 FPS w . 20g BBs Uses KWA USP Compact Magazines only (green gas).