button.pswp__button{--wpr-bg-84cefed7-4c09-4b6b-8eba-8dd5b63bfc0d: url('https://tacticoolgun.com/wp-content/plugins/woocommerce/assets/css/photoswipe/default-skin/default-skin.png');}.pswp__button,.pswp__button--arrow--left:before,.pswp__button--arrow--right:before{--wpr-bg-51a4fbcd-144c-4a86-b8af-f77fff73fadd: url('https://tacticoolgun.com/wp-content/plugins/woocommerce/assets/css/photoswipe/default-skin/default-skin.png');}.pswp__preloader--active .pswp__preloader__icn{--wpr-bg-a5854493-4f01-4ee4-a7bc-ed77ba51cc56: url('https://tacticoolgun.com/wp-content/plugins/woocommerce/assets/css/photoswipe/default-skin/preloader.gif');}.pswp--svg .pswp__button,.pswp--svg .pswp__button--arrow--left:before,.pswp--svg .pswp__button--arrow--right:before{--wpr-bg-b45869d4-6667-4b95-865f-5f7ca2d70643: url('https://tacticoolgun.com/wp-content/plugins/woocommerce/assets/css/photoswipe/default-skin/default-skin.svg');}.yith-wcan-filters .yith-wcan-filter .filter-title.collapsable.closed:after,.yith-wcan-filters .yith-wcan-filter .filter-title.collapsable:not(.opened):after,.yith-wcan-filters .yith-wcan-filter .filter-title.collapsable:not(.open):after{--wpr-bg-fd51900c-9d53-4e15-87c2-18b688982cb1: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-down.svg');}.yith-wcan-filters .yith-wcan-filter .filter-title.collapsable.open:after,.yith-wcan-filters .yith-wcan-filter .filter-title.collapsable.opened:after{--wpr-bg-b5ae66cc-fc78-403c-93d8-bca19c222816: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-up.svg');}.yith-wcan-filters .yith-wcan-filter .filter-items .filter-item.active.color:not(.no-color):not(.no-image):not(.label-right)>a:after{--wpr-bg-7f18f40e-8aec-4347-9830-363bf08398cc: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/close.svg');}.yith-wcan-filters .yith-wcan-filter .filter-items .filter-item.label.active.with-image:not(.label-right)>a:after{--wpr-bg-034c739d-5caa-41ca-972f-a4812437273b: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/close.svg');}.yith-wcan-filters .yith-wcan-filter .filter-items .filter-item.hierarchy-collapsable.closed>.toggle-handle{--wpr-bg-4d2de8ce-819c-47d5-95ba-a4d09f6c8e50: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-down.svg');}.yith-wcan-filters .yith-wcan-filter .filter-items .filter-item.hierarchy-collapsable.opened>.toggle-handle{--wpr-bg-9ce8c8e7-b92e-4847-ac55-9a9beaf8b44c: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-up.svg');}.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown.closed:after,.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown:not(.opened):after,.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown:not(.open):after{--wpr-bg-4b8de6e0-5cad-4a1a-8280-4cbe7102e009: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-down.svg');}.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown.open:after,.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown.opened:after{--wpr-bg-d95e06c3-e86c-49a6-931d-fb4bc811a96b: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-up.svg');}.yith-wcan-filters .yith-wcan-filter .yith-wcan-dropdown .dropdown-wrapper .search-field-container:after{--wpr-bg-c08e9e0f-2004-4f0b-b0cc-d3cd12cf9227: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/search.svg');}.yith-wcan-filters .yith-wcan-filter.filter-placeholder .select-placeholder.closed:after,.yith-wcan-filters .yith-wcan-filter.filter-placeholder .select-placeholder:not(.opened):after,.yith-wcan-filters .yith-wcan-filter.filter-placeholder .select-placeholder:not(.open):after{--wpr-bg-8d4dd4d8-0cad-4721-beae-505e85946030: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-down.svg');}.yith-wcan-filters .yith-wcan-filter.filter-placeholder .select-placeholder.open:after,.yith-wcan-filters .yith-wcan-filter.filter-placeholder .select-placeholder.opened:after{--wpr-bg-ab89d8d0-30ea-4d6f-b452-0e60a8df200a: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-up.svg');}.yith-wcan-filters.custom-style span.checkboxbutton.checked:before{--wpr-bg-146cf995-52f9-4236-9e9d-1e3c25817e01: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/check.svg');}.yith-wcan-filters.horizontal:not(.filters-modal) .yith-wcan-filter.filter-placeholder .filter-content.closed:after,.yith-wcan-filters.horizontal:not(.filters-modal) .yith-wcan-filter.filter-placeholder .filter-content:not(.opened):after,.yith-wcan-filters.horizontal:not(.filters-modal) .yith-wcan-filter.filter-placeholder .filter-content:not(.open):after{--wpr-bg-7622952a-740c-4bcd-b4c1-24dec833db4c: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-down.svg');}.yith-wcan-filters.horizontal:not(.filters-modal) .yith-wcan-filter.filter-placeholder .filter-content.open:after,.yith-wcan-filters.horizontal:not(.filters-modal) .yith-wcan-filter.filter-placeholder .filter-content.opened:after{--wpr-bg-bdac97a9-8742-4d54-aa19-3b7baf09ee9a: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/arrow-up.svg');}.yith-wcan-active-filters .active-filter .active-filter-label:after{--wpr-bg-bf7b4406-a418-47f0-a806-ff1036191343: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/close.svg');}.yith-wcan-filters-opener i.filter-icon{--wpr-bg-226d3783-1175-47ce-b504-15ba394b04c7: url('https://tacticoolgun.com/wp-content/plugins/yith-woocommerce-ajax-navigation/assets/images/filters.svg');}.woocommerce .blockUI.blockOverlay:before{--wpr-bg-2093e30d-d433-4897-9c2b-c811475a1e0a: url('https://tacticoolgun.com/wp-content/plugins/woocommerce/assets/images/icons/loader.svg');}.ffl-sub-page-hero{--wpr-bg-7ec1424b-2737-4065-a81f-7c5d2770a510: url('https://tacticoolgun.com/wp-content/uploads/Tacticool_feat_pro.webp');}

Sign In

0 $0.00 (ex. tax)

HK UPPER MR556A4 5.56 11″ BLK

HK UPPER MR556A4 5.56 11" BLK

HK UPPER MR556A4 5.56 11″ BLK

$2,179.00

HK UPPER MR556A4 5.56 11″ BLK

Out of stock

Add to Wishlist

SKU: LIP|HK51000385Categories: AR15 UppersTags: Online Only

Additional information
Reviews (0)

UPC	642230270220
Manufacturer	Heckler & Koch / H&K
Manufacturer Part Number	51000385
Action	.223 REM/5.56 NATO
Barrel Finish	STAINLESS
Barrel Length	11"
Caliber/Gauge	.223 REM/5.56 NATO
Length	31.1000
Model	MR556 A4 Upper Receiver
Package Height	4.0
Package Width	13.0
Product Type	Accessory-Uppers
Rate of Twist	1-in-7"
Shipping Weight	8.8

Reviews

There are no reviews yet.

Be the first to review “HK UPPER MR556A4 5.56 11″ BLK”