Weslock Premiere Essentials 00271-1-1FR2D Series Deadbolt, Oil Rubbed Bronze Exceeds ANSI Grade 3 lock standards The deadbolt function is ideal for exterior doors where security is needed. Weslock 5-Pin cylinder Adjustable latches for 2 3/8 and 2 3/4 inch backsets* fits standard crossbore of 2 1/8" Fits door thickness 1-3/8" to 2"