Aero Precision Lower Parts Kit M4E1 Magpul MOE No Fire Control Group/Trigger Anodized Black. Each kit is available with MOE and MOE SL Grip Options in Black and FDE. Buy with our tried and true mil-spec Fire Control Group or save for an upgraded trigger with our MINUS FCG offerings. This M4E1 Lower Parts Kit includes the components needed to assemble an Aero Precision M4E1 Lower Receiver or similar mil-spec lower receiver. It features a Magpul MOE Grip. Our M4E1 specific LPKs do not include a trigger guard as it is built in to the M4E1 Lower Receiver. See below for a full list of included components. This specific kit does NOT include a fire control group. Specifications for Aero Precision M4E1 Magpul MOE Lower Parts Kit w/No FCG: Manufacturer: Aero Precision Gun Model: AR-15 Condition: New Country of Origin: USA Package Contents: Aero Precision M4E1 Magpul MOE Lower Parts Kit w/No FCG Included Accessories: Magpul MOE Grip in Black or FDE Takedown Pin Pivot Pin Takedown/Pivot Detent Takedown/Pivot Spring Bolt Catch Bolt Catch Buffer Bolt Catch Roll Pin Bolt Catch Spring Magazine Catch Body Magazine Catch Button Magazine Catch Spring Buffer Retainer Buffer Retainer Spring Safety Selector Safety Selector Spring Safety Selector Detent 4-40 Set Screw (for threaded takedown pin detent hole) Aero Precision APRH100984: Lower Parts Kit M4E1 Magpul MOE No Fire Control Group/Trigger Anodized Black