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Proof Research
Overview
The Proof Research AR-15 22 ARC Stainless Steel Rifle Barrel features a 20-inch length and a 1:7 twist rate, making it an excellent choice for stabilizing a variety of bullet weights in .22 LR caliber. The stainless finish not only enhances durability but also provides a sleek look that many builders appreciate. This barrel is commonly found in precision-focused builds that prioritize accuracy and consistency in performance.
AR-15 22 ARC Stainless Steel Rifle Barrel - AR-15 22 ARC 20" Standard 1-7 Twist Stainless Steel Barrel
The Proof Research AR-15 22 ARC Stainless Steel Rifle Barrel - AR-15 22 ARC 20" Standard 1-7 Twist Stainless Steel Barrel was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $569 at Brownells for when it comes back.
Prices checked · refreshed daily across 37 retailers
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
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