Hey guys same gun new accessories, H&K USP EXPERT 45/ Solum Tool +3 Mag Extension and GG&G Rail Adapter : r/HecklerKoch
HK Flashlight Mounts
GG&G HK USP Compact Picatinny Rail Flashlight and Laser Mount, Accessory Rail, GGG-1134SP, RTG Parts
H&K USP Compact Tactical - An HK USP 45 CT with barrel thread protecter, GG&G rail adapter with a 2nd Generation Viridian X5L green laser sight and tactical light. | Facebook
HK Picatinny Rail Flashlight Mounts| HK USP Flashlight Mounts | GG&G Tactical Accessories
GG&G GGG-1133SP Pistol Adapter for HK USP Full Size - Light / Laser Mount - NEW 813157007194 | eBay
Finally picked up a GG&G adapter for my USP9SD : r/HecklerKoch
Holster recommendations: USP 9T, GGG adapter, SF X300 : r/USPmasterrace
GGG USP FULLSIZE USP FLASHLIGHT MOUNT GGG-1135 - GMS TACTICAL