Magpul MAG568-BLK Enhanced AR Magazine Release Compatible w/ AR15/M4/M16 AR-Platform Black Anodized Black Aluminum $18.95
CMC Triggers 81500 Lower Parts Kit AR-15 Multi-Caliber *NOTE: Fire control group and grip NOT included. $35.96
Magpul MAG1254-BLK ESK Safety Selector Black Polymer/Steel, Ambi 60/90 Degree Options, Fits AR-Platform $47.45
Magpul MAG1254-FDE ESK Safety Selector FDE Polymer/Steel, Ambi 60/90 Degree Options, Fits AR-Platform $47.45