New Frontier Armory is a top manufacturer of high-quality firearm components, specializing in AR-15 and AR-9 upper receivers. The company is based in the United States and is committed to providing gun enthusiasts and professionals with innovative and reliable solutions.

New Frontier Armory's upper receivers are designed to be compatible with a wide range of firearms and are made with high-quality materials such as aluminum, steel, and polymer. The company's upper receivers are known for their durability, reliability, and precision, making them a popular choice among gun enthusiasts and professionals.

One of the company's most popular products is the C-9 Billet Upper Receiver, designed specifically for the AR-9 platform. It features a sleek design, is easy to install, and is compatible with a wide range of accessories and components.

Overall, New Frontier Armory is a top choice for gun enthusiasts who want high-quality and innovative components for their firearms, particularly upper receivers. Their products are widely respected in the firearms community and have received many positive reviews from satisfied customers. The company is committed to continuous innovation and improvement, and they regularly release new products that incorporate the latest technologies and materials.