Single Cylinder (B60)
- Deadbolt Thrown or retraced by key from outside or by inside turn unit.
- Bolt automatically deadlocks when fully thrown.
Double Cylinder (B62)
- Deadbolt Thrown or retraced by key from interior side only.
- Bolt automatically deadlocks when fully thrown.
One-Sided Deadbolt (B80)
- Deadbolt Thrown or retraced from interior side only.
- No exterior plate or exposed trim.
- Non-graded.
One-Sided Deadbolt w/ Trim (B81)
- Deadbolt Thrown or retraced from interior side only.
- Exterior plate covers exposed prep on outside.
- Non-graded.