This Classic Army rotary hop up Chamber is an OEM replacement part for the CA skirmish series. The kit includes a complete hop up chamber, please note that some assembly is required. You may want to replace your hop up chamber when you feel the accuracy and consistency is not on par as it used to be. We recommend that you consult or get assistance from an experienced Airsoft technician prior to attempting installation.
2018 Improved M4 OEM Rotary Hop Up Chamber for Skirmish Series AEG
Hop Up Chamber
Buy Sell Trade info here. Possible future feature.