Yale 8800 Series Mortise LocksLock installation is easy with quick lever handing, field reversible latchbolt and standard nonhanded strike.The 8800 Series Mortise Lock offers a new measure of security, featuring a reinforced stainless steel deadbolt, heavy-duty, vandal-resistant trim and ANSI/BHMA Grade 1 certification for long life and durability.ANSI/BHMA: Certified ANSI/BHMA A156.13, Series 1000, Operational Grade 1UL-cUL: UL/cUL fire rated up to 3 hoursWindstorm: Certified (refer to local codes)Mechanism: Stainless steelBackset: 2-3/4"Latchbolt: 3/4" stainless steel throwDoor Thickness: 1-3/4" standard, to 3-1/4" thick doors to orderFronts: Bevel front, free-floating to adjust from flat to standard bevel of 1/8" in 2"Cylinders: Brass, 6-pin, keyed-random cylinder with two keys furnished standard, 7-pin available to orderReversibility: Field reversible handingStrikes: 1-1/4" curved lip for 1-3/4" door standard; other lip lengths to special order; all reversibleFinishes: Available in 17 finishes