Aero Precision's M4E1 5.56MM Stripped Upper No Forward Assist for AR-15 is a testament to precision engineering and quality design. Crafted from custom 7075-T6 aluminum forgings, this upper receiver offers a billet look while maintaining the structur…

Aero Precision presents the M4E1 5.56MM Stripped Upper No Forward Assist for AR-15 FDE, a testament to superior engineering and design. This upper receiver is crafted from high-quality aircraft aluminum with an anodized finish, ensuring durability an…

The Wilson Combat TRUPPERBIL Billet Upper Receiver is a testament to precision engineering and design excellence. Crafted from 7075-T6 aerospace aluminum, this upper receiver features a top Picatinny rail and M4-style extended feed ramps, ensuring sm…

Wilson Combat's TRUPPER Forged Upper Receiver is a testament to precision engineering and robust design. Crafted from 7075-T6 aluminum forgings, this M4 Mil-Spec, flat-top upper receiver is CNC machined for maximum durability and features a Mil-Spec …