Items Available For Purchase Today Object reference not set to an instance of an object. See All HK MR556 Build (Piston Ar 15) MR 556 HK 416 AR15 For Sale from: sgeraldcampbell | No feedback Yet View | View Sellers Items HK MR556 Build (Piston Ar 15) MR 556 HK 416 AR15 For Sale from: sgeraldcampbell | No feedback Yet View | View Sellers Items sgeraldcampbell Seller Since: Apr. 2013 This seller is NOT an FFL City: Albuquerque State: NM SOLD - $1,650.00 Shipping: $50.00 Accepted Payment Methods: Returns: No Returns Description: Up for auction is a new and unfired HK MR 556 upper BD Date code (2013) on an LRB arms Lower. An AR 15 lower is not limited to MilSpec and Hk Maritime mags allowing the use of many great polymer magazines. LWRC Buffer tube assembly with maritime drainage ports (includes LWRC castle nut and index plate) HK E1 416/417 Convex stock set (MR556 comes with the E2 concave stock) HK Variant 2 416/417 Battle grip Extended Magazine Release AAC Vertical foregrip Trigger has a set screw installed to minimize pre travel and overtravel (expect 6 pound pull) HK Factory Hard Case is included Ships with A.R.M.s sights Condition: New In Box Caliber: 5.56x45 mm NATO Item #: 916689044 Location: NM Trades Accepted: No Share: Shipping Notes: Fedex,usps Items You've Viewed Recently 9mm 124gr. XTP Hollowpoints Nickel plat... $23.00 SELLER: M S Supplies LLC (FFL Dealer) Add To Cart