• 11.5 -16" Carbine barrels up to 1.00" in diameter
• 5-minute install – The true drop-in solution
• Increased reliability
• Cleaner & cooler weapon operation
• Reduce recoil & bolt carrier tilt
• Will outlive your AR15/M16/M4
• Functions dirty, wet, cold, full-auto, semi-auto, suppressed, or unsuppressed
• 10,000+ rounds without cleaning or failure
• Proudly made in the USA
• For the difference between the various op-rod choices Click here

For use with calibers:

• 223 Rem / 5.56 x 45mm NATO
• 5.45 x 39mm Russian
• 7.62 x 39mm Russian
• 6.5 Grendel
• 6.8mm Rem SPC
• Please see the FAQ for use with calibers other than 223 Rem / 5.56 x 45mm NATO