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223 Rem Heckler And Koch Parts

Heckler and Koch firearms are considered by many to be the finest military grade weapons available to the public.

Heckler and Koch 51000384 642230270213

Available to order

$2,220.00

HK MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5" Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384

Heckler and Koch 81000584 642230262607

Out of stock

$1,925.00

HK MR556A1 Complete Upper Receiver, 223 Remington/556NATO, 16.5" Cold Hammer Forged Barrel, Black, M-Lok Free Float Rail, Flash Hider, Complete MR556 Bolt Carrier Group, Proprietary Tungsten Buffer, Proprietary Buffer Spring 81000584

Heckler and Koch 51000385 642230270220

Out of stock

$2,220.00

HK MR556 A4 Upper Receiver, 223 Remington/556NATO, 11" Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000385