one has an internal hammer strut lock one doesnt. the 10405 has the internal lock. you have to take the grip panel off to access the lock. you can drill a hole in the grip panel if you want to use it without removing the panel each time.
"Gun control: The theory that a woman found dead in an alley, raped and strangled with her panty hose, is somehow morally superior to a woman explaining to police how her attacker got that fatal bullet wound." L. Neil Smith
The problem with being stupid is you cannot simply decide to stop doing dumb things...
"I crapped my pants to avoid the draft!!" -Ted Nugent
Last edited by JonM; 10-20-2012 at 11:26 PM.