- Full CNC Aluminum
- Compatible with v.2 AEGs
- Easy to adjust hop-up using rotary wheel instead of gears
- Easy to install
- Includes Red Hop Up Bucking, C-Clip, Brass Ring
The SHS CNC Rotary Style Hop Up Chamber for M4 v.2 is a superior replacement for most stock v.2 hop up chambers. The rotary wheel is easier to adjust than the standard 3-gear system, especially when wearing gloves. The unit comes with everything you need to make a quick upgrade.