SIONICS Weapon Systems Gutless Lower Receiver Assembly. Includes the Bolt Catch, Pivot & Takedown Pins, Trigger Guard, QD Endplate and properly staked Castle Nut. This is perfect for the end user who does not possess the proper tools to install roll pins and properly stake the castle nut.
All other lower receiver parts need to be installed by the end user allowing for customization.
Lower Receiver: Forged 7075-T6 Aluminum
Lower Receiver Parts: All standard Mil-Spec parts
Trigger Guard: Magpul MOE
Receiver Extension: 6 Position Mil-Spec (Dry Film Lubed)
End Plate: SIONICS QD
*NOTE: Shipping to FFL Dealer Required