Posted 12 May (edited) I have a (NIB) and all complete HK MR556A1 Upper Receiver Kit. This is the 16" barreled version of the Awesome HK-416 and comes with a 16.5" Match Grade Barrel. It comes with Owners Manual and HK Spring and Buffer. It also comes shipped in an HK marked Hard Shell gun case.Only $1350.00 ShippedHere are some Pics..... This Upper is Brand Spanking New. Edited 13 May by Sig716er Caro, Michigan, United States Share this post Link to post Share on other sites
