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even layer to gear teeth—do not over-grease
Material: Hardened Stainless Steel (CNC-machined)
1x JeffTron Adjustable Trigger – V3
Designed for use with standard AEG gearboxes
Dual O-rings for enhanced air seal and efficiency
RetroArms CNC Hop-Up Chamber AR15 BASIC Gearsets even layer to gear teeth—doThe 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