Baldwin PD016190PASS Boulder Passage Set 2-1/2" Backset Sliding Door Lock Satin Black Finish. Specifications: Category:Pocket and Sliding Door Hardware - Sub Category:Sliding Door Locks - Finish:Satin Black - Function:Passage - Series:Estate - Design:Boulder - Strike:Pocket Strike - Backset:2-1/2" Backset - Additional Information: Includes Two Passage Trim Plates And A 8601 Mortise Lock Body ; Equipped With A 1-1/4" Throw Pull ; Pull Is Thrown By Pushing A Button On The Lock Body Face ; Lock Cases Constructed of Heave Gauge Steel ; Limited Lifetime Mechanical Warranty and Limited 5 Year Finish Warranty ;