: Snap ring pliers for delta ring assembly and anti-seize compound for lubricating receiver threads. Critical Technical Procedures
: Beginners must be aware of ATF definitions, such as the "26-inch rule" (overall length) and the minimum 16-inch barrel length requirement for rifles. Gunsmithing - The AR-15
: Requires indexing the barrel stud to the receiver's groove and repeatedly tightening/loosening the barrel nut to properly seat the threads before final torquing. : Snap ring pliers for delta ring assembly
: Authored by master gunsmith Patrick Sweeney , these volumes are considered the definitive industry standard. : Authored by master gunsmith Patrick Sweeney ,
: An illustrated, step-by-step guide by Rob Reaser that breaks down primary groups—upper receiver, lower receiver, and bolt carrier group—into detailed component assemblies.
: Local laws regarding AR-15 ownership and assembly vary significantly; always research regional regulations before beginning a build.
: Explores technical myths, advanced troubleshooting, and "under the hood" performance optimization.