The Rosco Manufacturing Forged Upper Receiver (brand part number ROS-UPPER-BLK-004) is a flat-top AR-15 upper starting life as a 7075-T6 aluminum forging, precision machined to mil-spec dimensions for maximum compatibility with mil-spec and aftermarket parts. It ships with the forward assist and dust cover/port door already installed, giving builders a strong, versatile foundation for configuring a rifle exactly the way they want it.

Key Specifications

• Machined from 7075-T6 aluminum forgings.
• Machined to mil-spec dimensions for parts compatibility.
• Ships with the forward assist and dust cover/port door already installed.
• Compatible with mil-spec and aftermarket AR-15 parts.

Frequently Asked Questions

Does this come with the forward assist and dust cover? Yes, both ship already installed.

What’s it made from? 7075-T6 aluminum forgings, machined to mil-spec dimensions.

Buy the Rosco Manufacturing Forged Upper Receiver for AR-15

Start your build on a strong, mil-spec-compatible forged upper. Order it from our Rosco Manufacturing lineup, part of our AR-15 uppers selection, at our Lubbock, Texas gun shop — order now and we’ll ship it as soon as it’s available.