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 10:26 PM.