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Wouldn’t this make my rifle an SBR? Do I need to do the paperwork for NFA tax stamp and everything? — 1 Answer

by Ted, from NY, United States Asked on June 2, 2022

Name FM Products FM-9 AR 9x19mm Parabellum Rear Charging Upper Receiver, 5 inch w/ Blast Diffuser (3.5)
$349.00 $329.00 Save $20.00
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Answered by Hunter, Gear Expert, from OH, United States, on June 16, 2022

That would depend on the lower receiver you are placing the FM Products FM-9 AR 9x19mm Parabellum Rear Charging Upper Receiver, 5 inch on and the rest of your set up. Please email us at techsales@opticsplanet.com for more information.

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Last updated 2025-11-12 UTC.