Sionics Weapon Systems Receiver Extension Kit - H3 Buffer

Manufactured by Sionics Weapon Systems
Manufactured by Sionics Weapon Systems
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The Sionics Weapon Systems Receiver Extension Kit comes with everything you need to install a carbine stock on your AR-15 rifle. It includes a 6 position Mil-Spec receiver extension with a dry film lubricant to make adjusting your stock much easier. This model comes with an H3 carbine buffer perfect for suppressed or over gassed systems. The added weight helps to slow the bolt down and prevent bolt bounce. Also included is a Sprinco action spring for the ultimate in reliability for large round counts. The Mil-Spec castle nut and end plate keep everything securely installed.

Kit Includes:
  • End plate
  • Castle nut
  • 6 position Mil-Spec buffer tube
  • Sprinco carbine spring (blue)
  • H3 buffer

A SIONICS Weapon System is a firearm that is more than just built from the ground up by master gunsmiths for professionals in the field. They're more than just an assembly of quality components. Every firearm built by SIONICS has been carefully crafted from the best components available by a single master gunsmith before a second master gunsmith puts it through a 19-point quality inspection and test firing process to ensure that ever SIONICS firearm has been built without compromise.
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