AR-57 AR57 ULT Upper Assembly 12in 5.7x28mm Black Melonite
Specifications
Material Forged 7075 T6 monobloc aluminum upper with 8620 steel alloy bolt carrier components
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
Description
Product Overview
The AR-57 AR57 ULT Ultra Light Tactical Upper Assembly is built for the 5.7x28mm platform and features a 12-inch barrel with a 1:9 twist rate. Finished in Black Melonite, the assembly is engineered for a lightweight, durable build using forged 7075 T6 monobloc aluminum and 8620 steel alloy components for reliable performance and corrosion resistance.
Key Features
- 12-inch barrel chambered for 5.7x28mm with a 1:9 twist rate
- Black Melonite finish for improved wear and corrosion resistance
- Forged 7075 T6 monobloc aluminum upper for a lightweight, rigid build
- 8620 steel alloy bolt carrier material for strength and durability
- Black Melonite-treated flash hider
Upgrade your 5.7x28mm AR-57 build with a purpose-built lightweight upper assembly designed for durability and consistent performance.
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- UPC:
- 051497388553
- BUDS ID:
- 752004049
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505
Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876
Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345



