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Universal Jig Replacement Plates

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M1 Machining is proud to announce the official release of the Patent Pending Universal Milling Jig.  M1 Machining pushes the limits with innovative ways to make owning an AR15 80% Lower Receiver and DPMS AR10 LR 308 80% Lower Receiver more affordable to the end users.  Owning M1 Machining’s M1-80 Universal Jig eliminates you needing to purchase individual jigs for the AR15 and AR10 saving our customers time and money.  M1 Machining also sells plates individually just in case the user damages the Jig during the milling process.  M1 Machining’s Universal Milling Jig has many key features that make it stand out from the rest and makes us a top tier Manufacturing Company that is proud to say we are American Built!


-          Made from 6061-T6 Billet Aluminum

-          Comes with bolts and washers for easy assembly

-          One top plate to eliminate multiple plates and confusion

-          2 washers included for increased support and Jig longevity

-          Milling instructions included

-          Milling tools needed to complete lower receiver (added cost)

-          AMERICAN BULT!


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