-
AR15 Upper Assembly /16" 7.62x39 /12" Handguard/1:10/M-Lock/160-002
This AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. It is built around a 16 inch, 4150 chrome moly barrel and has a black nitride finish. The upper receiver is a forged M4 flat top upper, allowing you to easily attach...
Add to CartWas: $419.00On Sale $269.00 -
AR15 Upper Assembly /18" 6.5 Grendel /12" M-Lock/1:8/160-263
The Grendel 6.5 is a capable mid-size hunting caliber with ample power to take down almost anything you will venture across. This upper assembly has the perfect balance of weight, size, and power. Whether you’re tracking wild game through thick...
Add to CartWas: $419.00On Sale $249.00 -
Blemished AR15 Upper Assembly /16" 300AAC /12" Handguard/1:8/M-Lock/B-160-001
This blemished AR-15 upper assembly is made from the highest quality parts and is assembled in Charleston, South Carolina. The 12″ M-LOK design is one of our most popular handguard/rail designs. Features: 7075-T6 Aluminum Mil-Spec Anodized Receiver...
Add to CartWas: $405.00On Sale $230.00
Uppers
Uppers, also known as upper receivers, are a significant component of AR-15 rifles. They attach to the lower receiver and house the bolt carrier group, barrel, and other crucial parts of the firearm. As a crucial part of the AR-15 platform, uppers play a vital role in determining the rifle's performance and capabilities. AR15-Overstock.com offers a wide selection of AR-15 upper receivers, including complete uppers, stripped uppers, and individual upper parts. From different calibers and barrel lengths to various handguard options, finding the right upper for your AR-15 build is crucial for achieving your desired shooting experience.
AR15-Upper Receivers - AR15-Overstock.com
