A heavy duty deadbolt to be used in conjunction with a turn and release. It provides secure locking of the door where privacy is required such as a bathroom. Designed to be used separately or in conjunction with a tubular latch and lever on rose handles. It can be placed at any height on the door either above or below the main handle. The deadbolt has two hole cut-aways to accommodate bolt through fixings for a secure fitting. Comes with a 10 year mechanical guarantee