Most modern handguns and rifles ship with their factory sights set pretty close to perfect.
With new optics mounts and super small red dot sights, you can always choose
The RAPS (Rear Aperture Pistol Sight) replaces the rear sight only on your Glock.
One of the ongoing tinkering projects around here has been customization of a Springfield Armory
So you wanna be a better RifleMan, RifleWoman or RifleKid? The first steps might be
The Smith Enterprise Tritium Close Combat Sight (TCCS) Recently I had a Springfield Armory M1A
The Smith Enterprise Tactical Cheek Piece Completes a Scoped Rifle Smith Enterprise Tactical Strap-On Cheek Piece