Sure-loc Door Hardware - Double Cylinder Deadbolts, Door Locks
Key Deadbolt Lock Both Sides, Double Keyed Deadbolt Lock, Keyed on Both Sides, Jimmy Proof Deadbolt with Keys, Right-Handed Security Night Latch Lock, for Doors from 1-1/2'' to 2-1/5'', Dark Green -
Gobrico Keyed Alike Double Cylinder Deadbolts Door Locks Satin Nickel Keyd Both Sides Door Locksets for Exterior Interior Door 2 Pack - Amazon.com
Lockey 2210DC KO Mechanical Digital Double Sided Combination Deadbolt Door Lock With Key Override
Schlage B62 Series Satin Nickel Double Cylinder Deadbolt Certified Highest for Security and Durability B62N 619 - The Home Depot
Rulart Double keyed Deadbolt Lock - Keyed on Both Sides, 2-Way Adjustable Cylinder Deadbolt (Privacy/Passage), Satin Stainless Steel (Silver, Single Cylinder) (Silver, Double Side) - Amazon.com
Kwikset 663 Series One-Sided Deadbolt Satin Nickel, 663 15
Best 8T37MSTK - Best Deadbolts - Deadbolts - Commercial Door Locks | QH
Gatehouse Antique Brass Double Cylinder Deadbolt in the Deadbolts department at Lowes.com