Retro Arms CNC Hop Chamber AR15 PRORetro Arm's new variant of their hop chamber , the Pro series comes packed with modularity ! The all new Pro hop chamber comes with an adjustable bb feed tube which makes fitment with magazines a dream. What is included? CNC Hop Chamber Adjustable BB Feed Tube 5x Shims for Adjustable Feed Tube Rotary Dial 1x Flat Hop Arm 1x Flat Hop Nub 1x M style Arm C Clip 3x o rings, Gearbox seal Rotary Wheel BB Feed tube retention Threaded barrel collar Real Deal

- Semi: it fires a single shot per trigger pull

This Brushless PDW comes with the all new Daniel Defense Motor Grip

then be sure to always tune & check your Angle of Engagement

Delay Chip Information

Green Glow

190 Round BB Capacity

INSTALATION

The kit includes the Grip Adapter - Tube End Cap - Carbon Fiber Tube as well as the connectors / heat shrink required to re connect the wires

Elite Force

Color Variations

The EPM1-RX internal shell is distinguished by Its grey color and EPM1-RX markings on its surface

as well as retaining a physical safety