Stonegate Handleset, Emergency Egress with 5445V Lever Solid forged brass Deadbolt and latch bolt are also constructed of solid brass Deadbolt is furnished with specially designed reinforcing strike constructed of high grade steel for ultimate strength and durability Designed for easy installation in standard pre-bored wood or metal doors Accommodates door thickness of 1.75". Conversion kit available for 2.0" and 2.25" thick doors. 5-pin keying cylinder in active sets