CNC Hop-Up Chamber AR15 BASIC by RetroArms is a precision-machined component designed for M4/AR15 AEG replicas. Crafted from EN AW 7075 aerospace aluminum and fully CNC-machined, it guarantees structural integrity and precise alignment, making it a top-tier upgrade for serious airsoft players.

It features a locking collet nut system that ensures the hop-up unit and inner barrel remain firmly in place, minimizing unwanted play and maximizing shot consistency. The addition of an o-ring on the feed tube helps retain BBs during reloads and enhances overall reliability.

Technical Specifications:

Material: EN AW 7075 anodized aerospace aluminum

Weight: 18 grams

Compatibility: M4/AR15 AEG replicas

High-precision CNC machining

Includes locking collet nut

R-Hop compatible without modification

BB retention o-ring on feed tube

Improved rubber compatibility

EAN Code: 8596308063882

End-user benefits:

The result is superior shot-to-shot consistency, enhanced air seal, and outstanding accuracy – ideal for competitive airsoft setups or players seeking optimal performance from their rifle.

Warnings and essential information:

Keep out of reach of children.

Only suitable for use in airsoft replicas.

Do not expose to extreme heat or moisture.

Do not disassemble or tamper with the product in any way.

Installation should be performed by a professional or someone with technical knowledge.