Matrix CNC Machined Hybrid Hopup Chamber for WA / G&P WOC Airsoft M4 GBB Rifle

Matrix CNC Machined Hybrid Hopup Chamber for WA / G&P WOC Airsoft M4 GBB Rifle

Features:

• High Quality CNC Machining
• Tough Black Anodized Coating
• Hybrid Design allows the use of AEG Inner Barrels (GBB Inner barrels not compatible with this design)

Application: Allows the use of AEG Inner Barrels in WA M4 GBBs (GBB barrels are NOT compatible with this hopup unit)
Compatibility: For use with Western Arms and G&P WOC Airsoft M4 GBB Rifles
* Will not work well with Madbull bucking and other super thick bucking.