Aero Precision AR15 Lower Parts Kit w/No FCG/Trigger Guard/Pistol Grip Black. These AR15 Lower Parts include 17 gun parts to help complete your AR 15 build including a takedown pin bolt catch safety selector magazine catch and much more. Plus Mil-Spec dimensions and coatings ensure everything fits properly and is built to the highest quality possible. Pick up the Aero Precision AR 15 Lower Parts Kit today to build a premium AR with top-notch gun parts. Specifications for Aero Precision AR15 Lower Parts Kit w/No FCG/Trigger Guard/Pistol Grip: Manufacturer: Aero Precision Color: Black Gun Model: AR-15 Condition: New Country of Origin: USA Features of Aero Precision AR15 Lower Parts Kit w/No FCG/Trigger Guard/Pistol Grip Platform - AR15 Package Contents: This lower parts kit does not include the fire control group pistol grip or trigger guard. Aero Precision AR15 Lower Parts Kit w/No FCG/Trigger Guard/Pistol Grip Takedown/pivot Spring Takedown/pivot detent 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 Magazine catch body Magazine catch spring Magazine catch button Aero Precision APRH100385C: AR15 Lower Parts Kit w/No FCG/Trigger Guard/Pistol Grip Black