Aero Precision EPC Lower Parts Kit Minus FCG/Grip Black. Other parts and components for assembling ylower receiver are standard AR15 compatible parts. EPC Lower Parts Kits include just the parts you need for assembling yEPC Lower Receiver and nothing else. This lower parts kit does not include the fire control group pistol grip or trigger guard. EPC Lower Receiver Includes: Takedown/pivot Springs Takedown/pivot detents Takedown pin Pivot pin Bolt Catch Bolt Catch Spring Bolt Catch buffer Bolt catch roll pin Safety Selector Safety Selector spring Safety Selector detent 4-40 Set Screw (for threaded takedown pin detent hole) Buffer retainer Buffer retainer spring Specifications for Aero Precision EPC Lower Parts Kit Minus FCG/Grip: Manufacturer: Aero Precision Color: Black Caliber: Universal Gun Make: Aero Precision Gun Model: Universal Gun Type: Rifle Weight: 6.9 oz Condition: New Country of Origin: USA Package Contents: Aero Precision EPC Lower Parts Kit Minus FCG/Grip Aero Precision APRH101330: EPC Lower Parts Kit Minus FCG/Grip Black