KSC Metal Frame US M9 GBB Pistol System 7 Version (Black)

KSC Metal Frame US M9 GBB Pistol System 7 Version (Black)
http://airsoft.tiger111hk.com/p22022/KSC-Metal-Frame-US-M9-GBB-Pistol-System-7-Version-%28Black%29/product_info.html.