Retro Arms CNC V3 Gearbox QSC

This gearbox is manufactured from one solid block of aircraft aluminum (Dural) EN AW 7075 T651 which has an impressive strength of 590 MPa. Previous material strength was 390 MPa. 

8mm Bushing / Bearing holes

Quick Spring Change Design 

This Gearbox is for V3 systems. V3 systems are commonly used in AK and G36c Style Platforms. 

Upgrading to a CNC Gearbox is one of the best upgrades you can do to improve the life span of your build.