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K3B-M4-A3-TC - M4 Tactical Carbine

Quick Overview

Available in 5.56 NATO

Availability: Available (built to order)



Sometimes called the alphabet gun. The A3-TC variant takes the K3B-M4 and adds a detachable carry handle and FIRSH quad rail free floating handguard.

 Standard with the following features:

  • Forged 7075 T6 aluminum lower receiver
  • Forged 7076 T6 aluminum picatinny flat-top upper w/ detachable carry handle
  • 16" 416 stainless steel M4 contour barrel w/Black oxide finish
  • 1x9" Twist
  • Threaded muzzle (1/2x28 tpi)
  • A2 Flash suppressor
  • Standard Military style A-frame front sight base assembly w/bayonet lug
  • FIRSH Quad reail free-floating handguard
  • 6-position M4 collapsible stock 
  • GI style pistol grip

Sold with single rifle hard case, 30 round magazine, sling, and owner's manual. 

100% Made in the USA

Limited Lifetime Warranty

Additional Information


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Olympic Arms, Inc. is not affiliated with the IOC/USOC or any other Olympic sports organization.