Spike's Tactical Enhanced Lower Receiver Parts Kit, 223 Rem/556NATO, KNS Gen II ModII Anti-Rotation Pins, Spikes Billet Trigger Guard, ST Battle Trigger, Ambi Safety Selector, Bolt Catch, Mag Catch, Mag Catch Button, Detents, Plungers, Pins, Springs, Black Finish SLPK301
Specifications:

Type	Lower Parts Kit
Model	AR Style
Dimensions
Size	Multi-Caliber
Material	7075 T6 Aluminum
Action
Trigger	ST Battle
Safety
Thread Pattern
Finish	Black
Bolt Type
Hand
Hammer Type
Max Capacity