AM-15 Anodized, Stripped Upper Receiver Our Forged AM-15 Upper Receiver is CNC machined from 7075 T6 aluminum to meet Military Specifications and Standards, this receiver is type III hard anodized to ensure durability and reliability. UPPER RECEIVER MATERIAL Forged 7075 T6 Aluminum RECEIVER FINISH Type 3 Hard Anodized, Black RF-85 TREATED Non-treated COMPATIBILITY All AR-15 Calibers, EXCEPT Big Bore Calibers
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