OT Firearms 6" 300 BLACKOUT Freedom Cricket AR15 Upper Receiver Group

Old Testament Firearms
$755.00 $599.95
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Old Testament Firearms presents what will be the talk of the range! Our 6-Inch AR15 Pistol / SBR Upper Receiver Group - Also known as "The Freedom Cricket" chambered in 300 Blackout.

All of our upper receiver groups are built with quality, made in the U.S.A. components to provide reliable function even after thousands of rounds!

Never heard of OTF? No worries - We offer a LIFETIME WARRANTY on all Old Testament Firearms Assembled Upper Receiver Groups for the life of ownership for original owner!


This 300 Blackout Upper Receiver Group consists of the following components:

  • 6" Modern Profile 300 Blackout Barrel, 1/7 Twist, 5R Rifling
  • Pistol Gas System
  • 2.25" Magnum Linear Blast Compensator (Upgrade to SLR Compensator for +$145)
  • 7" OT Firearms Gen 2 Free Float MLOK Handguard
  • Forged 7076-T6 M4 Upper Receiver
  • Enhanced OTF Ejection Port Cover / Forward Assist
  • 8210 Bolt Carrier Group
  • OTF Ambidextrous Charging Handle