Glock 21SF, with Glock Universal Rail (not Picatinny rail), ambi mag release, and 6 factory 13rd mags. Factory sights.
Used, with ~1K rounds through it. never had any problems. Ever.
Asking 525 for the package.
Hit me up quickly and I'll throw in a Streamlight TLR-1 for 40 bucks.
Post here and PM with offers.