5KU Aluminum 2011 Style Magazine Base for Marui Hi-Capa Airsoft #5KU-GB-551 (4 Colors)Manufacturer: 5KU SKU: 5KU GB 551 CNC Aluminum construction Slim type magazine base for Hi capa magazine 2011 STI style Compatible with Marui WE Hi capa series and similar GBB Pistol

SKU: #KF51-033

Ultra Bright LED Tracer unit

- Compatible to Tokyo Marui G17 Series

Perfect fit for CCT Threaded Outer Barrel

Strongly keep warm

- Original Umarex full marking nylon grip base

Optional Part: Light Weight Nozzle Housing P226-21(A)

this latest slide fit perfectly with TM Hi-CAPA

2g BBs & Top Gas

- Material : Stainless Steel

9mm & 9mm*2mm (inside diameter * cross section) black O-Ring

GLK-105(BK) Guarder G-Series GBB Magazine Base (BK)