RetroArms CNC Hop-Up Chamber AR15 BASIC Cylinder Heads The MAXX Model CNC Aluminum

The MAXX Model CNC Aluminum Advanced Speed Trigger (Style A) (Red) is engineered for speed

1x GATE POM Sealed Nozzle

feature-rich stock designed for M4 / AR15 airsoft platforms

1x 4UANTUM Speed Axle Oil (precision applicator)

Test different buffer combinations to achieve preferred cycling speed

RetroArms CNC Hop-Up Chamber AR15 BASIC Cylinder Heads The MAXX Model CNC AluminumThe RetroArms CNC Hop Up Chamber AR15 BASIC is a high precision upgrade for M4 AR15 AEG platforms, designed to provide consistent BB feeding, improved air seal, and enhanced hop up performance. CNC machined from high grade aluminum alloy, this chamber is built for strength and exact tolerances, ensuring optimal alignment with both inner barrel and gearbox. The BASIC version is ideal for standard builds, offering a reliable performance boost without