Hafele BL210 Privacy Lock, for Sliding Barn Door

Square trim, T1 thumb-turn, polished stainless steel, 2 1/4" lock backset 

• Tubular drive-in bolt installed into jamb
• Adjustable dust proof strike installed in the door on trailing side
• Discrete release button installed on outer face of door for emergency release
• 2 backset options: 2 1/4” backset for wall thicknessof 4 1/2” - 6 1/2” or 3 1/2” backset for wall thickness 6 1/2” and up
• Non-handed
• Various trim options including ADA compliant levers
• Spindle hub: 5 x 5 x 62 mm (3/16” x 3/16” 2 7/16”)
• satin chrome finish

For door thickness: (1 3/8 - 1 3/4") 35 - 45 mm