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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Designed for use with standard AEG gearboxes
Disclaimer:⚠️ This product is an upgrade part intended for toys only
Dual O-rings for enhanced air seal and efficiency
Material: Hardened Stainless Steel (CNC-machined)
RetroArms CNC Hop-Up Chamber AR15 BASIC Gearsets Designed for use with standardThe 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
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