Luth-AR .223/5.56 A3 Flattop Upper Receiver With Charging Handle

Description

Build or upgrade an AR rifle with this fully assembled Luth-AR .223/5.56 A3 flattop upper receiver, supplied with a charging handle. It combines a forged aluminum receiver with an M4-type feed ramp, accessory rail, shell deflector, forward assist, and ejection port cover for a practical build foundation.

Key Specifications

• Chambered for .223/5.56 to support compatible ammunition options.
• The A3 flattop configuration provides a straightforward upper-receiver layout for an AR rifle build.
• A 12-position Picatinny accessory rail provides mounting space for optics or flip-up sights.
• An M4-type feed ramp is incorporated into the upper receiver.
• The included charging handle comes with the fully assembled upper.
• A shell deflector helps direct ejected cases away from the receiver area.
• The forward assist is included for the specified upper-receiver configuration.
• An ejection port cover is installed on the assembly.
• The receiver is made from a 7075-T6 aluminum forging for a durable build component.
• The black hardcoat anodized finish provides a tough, scratch-resistant coating.

This upper suits builders who want a defined starting point for an AR rifle project without sourcing each receiver component separately. Its flattop design, included controls, and integrated mounting rail keep the configuration focused on practical rifle assembly and accessory setup.