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  1. Help with 1.6 mm Armory USA Receiver

    New Member Introduction
    Picked up a 1.6 mm armory USA receiver over 5 years ago and have decided to use it with a all matching Polish AKM kit. It’s been a complex build so far and is also a rust bluing project as well. Fitting has been quite a to do. Though I still have a little grittiness towards the end of the bolt...