The 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 unnecessary complexity. It features a traditional rotary-style hop-up adjuster and is compatible with most aftermarket buckings and inner barrels.
Features
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Compatible with most M4 / AR15 AEGs
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CNC-machined aluminum construction for precision and durability
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BASIC version for standard hop-up setups
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Designed for excellent air seal and feeding reliability
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Works with standard AEG inner barrels and buckings
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Traditional rotary adjustment for hop-up tuning
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Anodized finish for added wear resistance
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Manufactured in the Czech Republic by RetroArms
Specifications
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Material: CNC-machined aluminum
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Compatibility: M4 / AR15 AEG platforms
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Hop-Up Adjustment: Rotary style
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Weight: Approx. 12g
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Color: Silver or Black (depends on stock)
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Brand: RetroArms
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Origin: Czech Republic
What’s Included
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1x CNC Hop-Up Chamber AR15 BASIC
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1x Hop-up adjustment wheel
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1x Retaining clip
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O-rings and small parts (if provided)
Important Notes
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Professional installation is recommended for optimal air seal and alignment
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Works best with high-quality inner barrels and buckings
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Ensure correct nozzle length and gearbox compatibility
Disclaimer
⚠️ This product is intended for airsoft use only. Not compatible with real firearms.
