G&G CM16 GMS Striker zenit 5inch Rail Gen 2 has

5inch Rail Gen 2 has been updated with lightening cuts just like on the PTS CMR 9

50mm to 38

We recommend using our Black Nubs

compact frame

mid-line fluted outer barrel

G&G CM16 GMS Striker zenit 5inch Rail Gen 2 hasFeatures 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