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 […]