Yale 81 Series Rollerbolt Nightlatch

Yale 81 Rollerbolt nightlatch, bolt extends from 9mm to 20mm when thrown. Nightlatch with rollerbolt for push/pull action making it ideal to prevent accidental lock out – Ideal for communal entrance doorsOperationThe roller catch operates on a push pull action, and becomes an extended throw deadbolt which can be locked or unlocked from ..