The Icon Defense Uppers are made from MIL-SPEC 7075-T6 forgings, their machining leaves no die seams or flash marks on the receivers. Icon Defense also hold their lugs to a .001" tolerance for the best fitment in the industry. Their experience and background in the aerospace industry along with twenty years in the firearms industry helps to ensure our parts are dimensionally accurate and of the highest quality.

Specifications and Features:
Precision CNC Machined 7075-T6 Aerospace Grade Aluminum
Type 3 Hard Coat Anodized
Tighter Barrel Extension Bore
Increased Accuracy
.001" Tolerance in Lugs
Finished by Hand
Made in the USA
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