G&G CM16 GMS Striker AEG / HPA Inner Barrels The same design as the

The same design as the top of the line MOSFET powering the CYMA platinum gearboxes

Fiber Reinforced Polymer

try them all before use to make an universal adjustment)

For this reason

G&G CM16 GMS Striker AEG / HPA Inner Barrels The same design as theFeatures Reinforced polymer billet style receiver Folding polymer M LOK handguard with M Lock slots on the 3, 6, and 9 o'clock positions to mount your light, laser and other accessories Equipped with a MOSFET Integrated Gearbox providing better performance and durability while allowing more modularity True Quick Change Spring system allows you for easy, quick and efficient spring swapping Comes pre installed with a GATE ASTER programmable MOSFET