Built for uncompromising accuracy and premium performance, the RetroArms CNC Hop Up Chamber AR15 ULTRA is a high-end upgrade made from durable aircraft-grade aluminum (EN AW 7075 T6). Designed specifically for AR15/M4 AEG platforms, the ULTRA version features enhanced geometry and improved contact points to deliver optimal hop-up consistency and air seal, especially for precision builds.
Features:
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CNC machined from EN AW 7075 T6 aircraft aluminum
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Ultra-precise chamber geometry for advanced hop-up stability
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Ideal for DMR and high-accuracy setups
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Compatible with standard AEG inner barrels and buckings
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Tighter tolerances for minimal BB deviation
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Includes tensioning spring and necessary O-rings
Specifications:
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Material: Aircraft-grade aluminum EN AW 7075 T6
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Compatibility: AR15 / M4 AEG platforms
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Weight: Approx. 10g
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Manufacturing: CNC Machined
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Country of Origin: Czech Republic
What’s Included:
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1x CNC Hop Up Chamber AR15 ULTRA
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1x Retention spring
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1x Set of O-rings
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1x Screw and mounting kit
Disclaimer:
⚠️ This product is an upgrade part intended for toys only. Not for real firearms.
