Posted 8 Aug 2019 (edited) I have a New/Unfired MR556 Complete Lower Receiver. Comes complete with HK Battle Grip, Receiver Extension (Buffer Tube), HK Buffer & Buffer Spring, E1 Stock, Factory Internals and ready to go for your build. Current Production (upper was a BI date code). Our last one! $1,495.00 Shipped CONUS (Credit cards no s/c) Florida Residents Add 7% Sales Tax 954-960-2596 - sales@sidearmsams.com Edited 8 Aug 2019 by Side Arm Sams Pompano Beach, Florida, United States Share this post Link to post Share on other sites
