The Proof Research 100387 PR15 223 11.5 7TWST 4GRV 1/2-28 Stainless is a rifle barrel for AR-15.
An optimum combination of high tensile strength along with requisite toughness to withstand extreme chamber pressures encountered during firing. Excellent erosion wear characteristics and corrosion resistance.
Specifications
- Brand: Proof Research
- Fits: AR-15
- Finish: Stainless
- Length: 11.50 in
- Manufacturer Part #: 100387
- UPC: 843068100387
