07-26-2014, 04:39 PM
For barrel nut grease, you can use Coastal Moly EP grease, obtainable from almost any car parts store. Napa, Autozone etc... A little dab will do ya and a 1 pound can will last quite awhile, unless you turn AR's out at an extremely high rate!
http://www.autozone.com/autozone/accesso...ier=561753
http://www.autozone.com/autozone/accesso...ier=561753

