9mm Upper Receivers

Matador Arms bufferless 9mm upper receivers – Montgo-9 (Gen1) & MAT-9 (Gen2) perfect for Pistol configuration.

Own a MAT-9 or the Brownells BRN-9 ?  We made a document that quickly outlines how to fit most ejectors and feed ramp towers with these upper receivers.  MAT 9 BRN 9 Ejector and Feed Tower Fit Instructions can be downloaded HERE

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Showing all 6 results