The QDB280 is a Grade 2 auxiliary deadbolt from Stanley Security. It adds a separate deadbolt to a door that already has a primary lock. It is sold in single cylinder versions, with or without a cylinder, and with a range of latch faces, backsets and strike options. Part QDB280 605 S4 FLR LC is the Single Cyl Less Cylinder, Square 2-3/4, Full Lip Radius Strike version in Bright Brass.

• Single Cyl Less Cylinder
• Square 2-3/4
• Full Lip Radius Strike
• Finish 605 Bright Brass
• Part number QDB280 605 S4 FLR LC