Tired of current lock screen? Now this Pistol shooting lock screen is ready for you to change. Gun lock screen not only decorate your screen, but also protect your privacy. Try this unique and customizable pistol lock screen. Bullet Lock Screen is fast 4 digit passcode, simple, easy to use, and very beautiful lock screen wallpaper app. This bullet lock screen application contains the entire thrill for you to become crazy and regular use of it. A beautiful lock screen with pistol shooting free f