Brinks 2104-119 SN Ball L Combo Brinks durable, all metal construction Ball keyed entry door knob and single cylinder deadbolt combo in satin nickel High security, pick, bump and drill resistant and comes with an anti-pry shield; One inch deadbolt has steel anti-saw pin Fits all standard doors 1 3/8 inch to 1 3/4 inch thick Lifetime warranty for defects in material or workmanship Simple to install with only a Phillips screwdriver