Home Front by Schlage Antique Brass Double Cylinder Deadbolt in the Deadbolts department at Lowes.com
Copper Creek DB2420BC Double Cylinder Deadbolt, Black - Door Dead Bolts - Amazon.com
Keyed Alike Door Lock Combo 3 Pack with Dead Bolt in Polished Brass,Double Cylinder Exterior Door Entry Handlesets Combination Pack,Wave Style,Left and Right Handing,Double Cylinder Deadbolt Lock - Amazon.com
Keyed Alike Entry Door Lock Set, Double Cylinder Deadbolt with Wave Style Lever Door Handle, Satin Nickel Reversible Leverset for Bedroom, Front & Exterior Doors 1 Pack - Amazon.com
Double Down on Home Security with Kwikset Double Cylinder Deadbolts - Kwikset Locks: Smart Security Blog