AR-15 A4 Upper & Lower Receiver Set – Hard Coat Anodized

This combo does NOT include all the parts kits for the upper and the lower receiver. All E2 Armory products are competitively priced and include FREE E2 Armory stickers.

A4 Upper Receiver –
Precision machined from Aerospace 7075 Aluminum Alloy forging, T6 Temper
Certified MIL-A-8625F, Type III, Class 2, Hard Anodize Coating, Flat Black Dye, Non-Reflective, NiAc (Nickel Acetate) Seal – Eddy current & Taber Abrasion tests performed to ensure coating integrity
Kaiser chemical composition certifications for the 7075 Aluminum
M4 feed ramps
Dry film lube bore coating over anodized substrate
Compatible with Mil-Spec AR-15 platform lower receivers
Inert ceramic media blast for uniform finish
Laser Marked E2 Logo
All material, components and packaging made in the USA
Lower Receiver –
Precision machined from Aerospace 7075 Aluminum Alloy forging, T6 Temper
Certified MIL-A-8625F, Type III, Class 2, Hard Anodize Coating, Flat Black Dye, Non-Reflective, NiAc Seal – Eddy current & Taber Abrasion tests performed to ensure coating integrity
Precision broached magazine well
Kaiser chemical composition certifications for the 7075 Aluminum
Inert ceramic media blast for uniform finish
“MULTI” caliber specification for build versatility
AR-15 model designation
Text precision CNC machined prior to anodize
Laser Marked E2 Logo
All material, components and packaging made in the USA
What’s Included:

(1) AR-15 A4 Upper Receiver
(1) AR-15 Lower Receiver (Ready for assembly)