Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Barrel Length Carbine 1-7 Twist W/ 15in Clamp On Key Mod Cerakote Robin Egg Blue Medium

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Barrel Length Carbine 1-7 Twist W/ 15in Clamp On Key Mod Cerakote Olive Drab Green Medium

Moriarti Complete Upper Receiver AR-9 9mm 4.5 Inch Barrel Straight Profile 1-10 Twist 1/2X36 Thread M-LOK Handguard Multiport Anodized Black Black

Tiger Rock AR-15 Complete Upper Receiver 5.56mm 24in 16in Barrel M4 Carbine 1X8 Twist 1/2X28 Thread 10in Quad Rail Handguard Brake Nitride Anodized

Moriarti Upper Receiver With Flash Hider AR-15 5.56 Nato 10.5 Inch Barrel Government Contour Carbine Length 1X7 Twist 1/2X28 Thread M-LOK Handguard A2

Moriarti Complete Upper Receiver AR-15 5.56 Nato 16 Inch Barrel M4 Carbine Length 1X7 Twist 1/2X28 Thread M-LOK Handguard Triport Hardcoat Anodized