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AR9 80% Lower Fire/Safe Marked – 9mm – Billet

AR9 80% Lower Fire/Safe Marked – 9mm – Billet

$84.99 $72.24
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About this product

AR9 80% Lower Fire/Safe Marked – 9mm – Billet — 275+ sold. In stock at Polymer80Builds, ships from Medford, OR.

AR9 80% Lower Fire/Safe Marked – 9mm – Billet at $84.99. In stock — 275+ shipped since Q4 2025.

This ar builds product carries a 4.6/5 rating from our buyers. Backed by our 30-day satisfaction guarantee and shipped from Medford, OR.

Specs at a glance

AR9 80% Lower Fire/Safe Mar… SPECS AT A GLANCE 9mm SIZE $84.99 PRICE
Editorial diagram — measurements verified during testing.

What's in the box

  • AR9 80% Lower Fire/Safe Marked – 9mm – Billet
Sources & methodology. Editorial review and rating by Polymer80 Builds Counter Staff based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
ar builds
$84.99 $72.24