This is a heavy duty auxiliary deadbolt for adding a separate dead locking point to a door. The descriptions call it a Grade 1 deadbolt. It is offered with different latch, strike and cylinder choices, and some versions ship without a cylinder. Part QDB180 626 NOL FLR SC is the Single Cylinder, No Latch Full Lip Rd Strike, Schlage C Keyway version in Satin Chrome.

• Single Cylinder
• No Latch Full Lip Rd Strike
• Schlage C Keyway
• Finish 626 Satin Chrome
• Part number QDB180 626 NOL FLR SC