Gas piston upgrade for your AR-15. Switching to a gas piston operating system from a direct gas impingement one leads to a cleaner and cooler operating rifle. This should lead to fewer malfunctions and considerably more time between cleanings. The OPS-416 kit is a true drop-in gas piston conversion, installing easily in a few minutes with a minimum of tools or technical expertise.

Technical Information:

• Available for rifle length gas system
• For barrel diameters no greater than 1 inch
• Compatible with the following calibers: 223 Rem/5.56x45mm NATO, 5.45x39mm Russian, 7.62x39mm Russian, 6.5 Grendel, 6.8mm Rem SPC
• Suppressor and full-auto compatible
  
  Kit Contains:
• Solid Billet Bolt Carrier
• Piston
• Piston Chamber
• Operating Rod
• High Heat Handguard