AR57 Top Products For Sale, Including AR15 Parts, AR15 Upper Receivers, and More! — 2 products / 2 models — Page 1

When you're looking to build a reliable AR15, you need to choose AR57. Specializing in making high-quality Gun Parts, Rifle Parts, AR 15 Parts for firearms chambers in 5.7x28mm! This caliber is known for being fast, reliable, and hard-hitting, so it's the perfect choice for a unique AR15 build. The AR15 Upper Assembly from AR57 comes with all the parts and screws you need to complete your build if you have the lower, so you can take it to the range as soon as possible.

Are AR57 Rifles Illegal?

No, AR57, also known as AR Five Seven, rifles are not federally illegal. Some states have restrictions on "assault weapons" with magazines that hold over 10 rounds, but that doesn't specifically target AR57 products. The AR57 Upper is designed to match a lower, which can take magazines under 10 rounds. 

How Accurate is an AR57 Upper?

Like all firearms, the accuracy of one depends on a lot of factors, including the ammunition you use, the distance you're shooting at, and the various parts inside. However, 5.7x28mm is known as an accurate and reliable caliber, so you can be confident with this choice. Additionally, since 5.7 is usually shot from a pistol, the extended barrel length of 16 inches in an AR57 upper receiver helps the bullet fly straighter when you're shooting, improving the overall accuracy.

Shop AR57 Products at OpticsPlanet!

When you need great gear from AR57 at an even better price, choose OpticsPlanet! We even offer free shipping on orders over $49, so order your new parts today!