New to building with lots of questions.

[spectra]

Just found this. Sounds like what I need.

BROWNELLS AR15 BARREL EXT. TORQUE TOOL
080-000-637WB
AR-15/M16 Barrel Extension Torque Tool


Thanks for the quick replies guys. Really anxious to get this thing done. My biggest holdup now is budget.

I saw that to only thing I do not like is the normal wrench is in the vice and nothing really holds the upper and barrel. You are using gravity and hoping it all stays in place.