The Olympic Arms K3B-M4 AR-15 chambered in 5.56 NATO is one of the closest rifles you can buy to the original M4 concept. With a fixed carry handle upper receiver and an A2 style lower receiver, both forged from Mil-Spec 7075-T6 aluminum, the K3B-M4 is ready for the most demanding of environments. If you are looking to keep it old school cool, Olympic Arms has you covered.
The 416 stainless steel 16" M4 profile barrel is the perfect match for the iron sighted retro rifle, complete with a six position M4 stock, A2 flash hider and polymer carbine handguards. Olympic Arms K3B-M4 is perfect for reliving your glory days in the service, home defense, hunting and even professional work. At only 6.34 pounds unloaded it is a joy to tote around in a field all day long.
Specifications and Features:
Olympic Arms K3B-M4 Semi Auto Rifle
5.56 NATO chamber accepts .223 Remington
16" 416 stainless steel, M4 profile barrel
1:9" twist, button rifled
30 round magazine
7075 T6 aluminum forged upper and lower receivers
A2 upper receiver with fixed carry handle and rear sight
A2 flash suppressor
A2 front sight base
Six point collapsible buttstock
Length: 32.25" collapsed
Weight: 6.34 lbs unloaded
Black matte anodized receivers and parkerized finish