RetroArms CNC Hop-up Chamber AR15 PRO – Black

<h5>Technical Specifications</h5>
<ul>
<li><strong>Material:</strong> Aircraft-grade EN AW 7075 aluminum (CNC machined)</li>
<li><strong>Chamber type:</strong> AEG for AR15/M4</li>
<li><strong>Chamber inlet:</strong> With O-ring</li>
<li><strong>Barrel locking:</strong> Collet nut (for 8.4–8.5 mm barrels)</li>
<li><strong>Magazine well height adjustment:</strong> 0–1 mm in 0.2 mm increments (with stainless shims)</li>
<li><strong>Compatibility:</strong> Tokyo Marui AEG standard (most hop-up buckings)</li>
</ul>
<h5>Package Contents</h5>
<ul>
<li>CNC Hop-Up Chamber AR15 PRO</li>
<li>Collet nut</li>
<li>Stainless shim set for height adjustment</li>
</ul>