In a message dated 5/15/02 12:50:21 PM Pacific Daylight Time, jsbmjb@theriver.com writes: > Is it necessary to secure the TB3 set screw with loctite before > installing the bearing on the mast? No. There is a locking nut on the bolt anyway. It only rotates at 1 RPM so not much danger of it coming loose. Cheers, Steve K7LXC TOWER TECH