Some interesting revolver work

http://www.apextactical.com/

Apex seems to have an excellent reputation and some interesting ideas. E.g., the highly recommended apex barrel has 10 lands and grooves (!?):

http://www.thehighroad.org/showthread.php?p=5703409

Or the use of a lighter cylinder to reduce DA pull and momentum:

http://michaelbane.blogspot.com/2005/09/super-625-45-acp-revolver.html

And here Randy Lee of Apex gives a rundown on the affect of a lighter hammer on DA pull. He's gotten it down to 2lbs 14oz w/ carefully seated federal primers! :

http://www.brianenos.com/forums/index.php?showtopic=26837&hl=randy+hammer

Looks awesome. I'm going to try that out on some bobbed hammers I have.