I use NL1000 or other similar bore butter's withusually prettygood results.
Unless it's below freezing then it's Rooster Lab's PL16 or BP-7. Exceptional lube and without a doubt my favorite. It's the most consistant lube I have ever used. Excellent in both the hottest and coldest of weather.
http://www.roosterlabs.com/index.html
M2C,
Tahquamenon