Samurai Branded made in house micro length Barrels. 5 inch to 7 inch.

• Calibers Available 223 Wylde, 6.5 Grendel, 300 AAC
• Chambered in house by Samurai Firearms
  
• Twist Rate for 223 Wylde is 1-7 and 6.5 Grendel is 1-8, 300 AAC is 1-7
  
• Stainless 416R
  
• Threaded Muzzle
  
• Available in 5.0, 5.5, 6.0, 6.5, 7.0 inch lengths
• 5.0 to 6.5 are micro gas, get tube in options
• 7.0 7.5 are pistol gas, gas tube available in options
  
• Gas block is .750 diameter
• Bolts or Carrier Groups are Optional
• 6.5 Grendel Bolts must be .136 Bolts or known as Type 2
  
• Test Fired
  
• All muzzles are threaded. 1/2x28 for 223 and 5/8x24 for 6.5 Grendel and 300 AAC 
  

Options:

• Cerakote in either black or Stainless
• Bead Blast
• Bolts or Carrier Groups
• Nitride - adds 2- 4 weeks

Delivery time - 8-10 weeks

Fluting adds 1-2 Weeks.