● Integrated MOSFET
● T-Dean Plug
● EBB System
● Lightweight 13" M-Lok handguard
● Large Battery Compartment ERGO Stock
● 20° Vertical Pistol Grip
● Blaster Flash Hider
● MASTER Hop Tensioner Nub
● ICS Split Gearbox
● QD Spring Guide Design
● One-piece Metal H-UP
● Spring Release Function