The Yale 81 rollerbolt nightlatch front door lock has a rollerbolt for push/pull action making it ideal to prevent accidental lock out. Ideal for communal or flat entrance doors.
It is opened by a key from the outside & a turn handle operation from inside.
The 81 rollerbolt nightlatch has a 60mm backset, this is the measurement from the edge of the door to the centre of the keyhole. Locks with a 40mm backset are normally used where there is restricted space, such as on a narrow glass panelled door.
10 Year Guarantee.
Case Finish: Dark Metallic Grey.
Cylinder Finish: Polished Brass.
Supplied with 2 x keys
Security Rating: Standard.