FN Herstal® - Stripped M4 Upper Receiver Assembly

The FN Herstal® M4 Upper Receiver Assembly is a new kid on the block. The fit and finish on these are top notch.  All the components in this Upper Receiver Assembly are built to Military Specifications. The only thing missing is the dry film lube on the internal bore. 

Please Note: Forge marks may differ from what is pictured. 

Specs

• Manufacturer - FN Herstal®
• 1913 Mil-Spec Top Rail
• Deep Engraved T-Markings - No Color Fill - Black
• For Use With M4 Barrel Extension
• Material - 7076 T5 Aluminum
• External Finish - Hard Coat Anodized per Mil-A-8625F, Type III, Class 2
• FNH Logo Engraved on Top
• Weight - 7.13 oz

What's Included

1. Stripped FN Herstal® Upper Receiver Assembly

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