A3 or A4 Stripped Upper Receiver Without M4 Feed Ramps, No Dust Cover

Multiple Manufacturers
ARR-1661
A4
ARR-1661
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Typically ships the same business day when ordered before 4pm CST.
Designed for A3 and A4 uppers, this forged aluminum flat top stripped upper with a hard anodized finish does not have M4 feed ramps, and does not include the dust cover or forward assist.