RetroArms CNC Hop-up Chamber AR15 BASIC – Black

CNC Hop-Up Chamber AR15 BASIC by RetroArms in black.

Designed for AEG AR15 rifles (M4, MK18, M16, SR-25, and others).

Made from aircraft-grade aluminum EN AW 7075.

Ready for R-Hop and standard buckings.

Collet nut ensures perfect barrel centering and stability during firing.

O-ring in the chamber inlet prevents BBs from falling out during reloads.

Easy installation with no tuning required.

Technical Specifications

• Material: Aircraft-grade aluminum EN AW 7075 (CNC machined)
• Chamber type: AEG for AR15/M4
• Chamber inlet: With O-ring
• Barrel locking: Collet nut (for 8.4–8.5 mm barrels)
• Compatibility: Tokyo Marui AEG standard (most hop-up buckings)

Package Contents

• CNC Hop-Up Chamber AR15 BASIC
• Collet nut