Upper Receiver Parts Kit

Welcome to Bootleg, Inc! When building your own AR-15, you want the best upper receivers available. Bootleg makes the best Enhanced AR-15 Upper Receiver to take your AR to the next level. Featuring machine forged 7075 aluminum and MIL-SPEC hard anodizing, this AR-15 upper receiver is lightweight, protecting many of your important components of your AR-15, including the barrel, firing chamber, and bolt carrier group. It’s durable, engineered to withstand the harshest elements while you are in the field, whether you are training or shooting recreationally. When building your AR-15, consider Bootleg’s Upper Receivers and other AR accessories today!

Upper Receiver Information

Forged– When making forged custom AR parts, the forgings are pieces of material that are formed into a shape while at a high temperature, creating exterior features on the final product. This process of impact forming the material forces the grain structure of the aluminum to align with the general shape of the finished product, […]

Basic Tools Needed To Assemble an AR 15 Upper Receiver

Bench mounted vice Upper receiver block Torque wrench (FT/LBS) Allen wrench set 3/32 – 3/8 in. ¾ Open end wrench (wrench to match selected muzzle device) Heat gun or hair dryer (used for upper assembly with an interference fit between barrel and receiver) Wrench that mates with the barrel nut you plan to install; this […]