2-3/4" backset 9000/9100 series lock is standard for mortise application.

2-3/8" backset and T-Strikes standard for tubular application.

Standard tubular latch to auxiliary deadbolt spacing is 5-1/2".

Standard tubular latch to mortise bolt spacing is 2-3/4".

Surface mount is standard for all applications.

Hand hammering available upon request. Price on application.