Deadlatch, Hand LH or RHR, Backset 1-1/8 In., Strike Length 2-2/3 In., Finish Satin Aluminum, Material Steel, Front Size Dimension 1 In. x 6-7/8 In., Throw Length 1/2 In., Grade 1, Series 4510, For Use With Narrow Stile Doors, Includes Bolt Holdback Feature, Standards ANSI/BHMA Type 8321. This item has been restricted from sale in the following state (s): []