Skip to main content
We may get paid by partner for deals, including promoted items

Menu

23% off

Product Description

Get the best deal on the Proof Research Replacement Barrel 100523 .300 AAC Blackout 12.5 Handgun Barrels at GrabAGun.com. Get the best deals on Handgun Barrels for sale online at GrabAGun! Proof Research for sale online. Flat rate shipping on all guns and

Proof Research Barrel Carbon Fiber .300 Blackout 12.5 Barrel for AR15

$889.99 $1149.00 23% Discount
You save $259.01
In Stock at GrabAGun
Price verified 3d ago
Buy Now at GrabAGun
Secure checkout Easy returns
or compare prices

Product Details

MPN 100523

More from Proof Research

BattleHawk Armory
Last Updated:
Nov 01, 2026 07:55 AM
BattleHawk Armory
Last Updated:
Nov 01, 2026 07:55 AM
BattleHawk Armory
Last Updated:
Nov 01, 2026 07:55 AM