660 SINGLE-CYLINDER DEADBOLT, SATIN NICKEL Nickel/Satin Nickel
.It easily installs with the following features:Standard-Duty 1-Inch Throw5-Pin Tumbler CylinderAdjustable BacksetFits 2-3/8 or 2-3/4*Master Keys for Master-Keyed Locks Sold SeparatelyThis single cylinder deadbolt can be locked or unlocked by a key on the outside, or the turn piece on the inside This Kwikset single-cylinder deadbolt fits doors 1-3/8 to 1-3/4 thick.