Copper Creek DBFR5410 Keyed Entry Single Cylinder Deadbolt with Interior ThumbturnThe Copper Creek Single Cylinder Deadbolt is part of the DBFR5410 product family and is available in Black, Polished Stainless, Tuscan Bronze, and Satin Stainless finish options. Specifications Base SKU: DBFR5410 Brand: Copper Creek Product Type: Single Cylinder Deadbolt Material: Zinc BHMA Certification: Grade 3 Door Thickness: 1 3 4", 1 3 8", 1 3 8" to 1 3 4" Backset: Adjustable 2 3 8" or 2 3 4" Latch Type: Round Corner, Square Corner, Drive In