60mm white satin night latch rollerbolt cylinder night latch high quality branded product british supplier roller bolt night latch is the modern equivelent to the traditional cylinder nightlatch ellimanates accidently locking yourself out because you have to lock the door on exit easy to lock from the inside with the thumb turn colour white satin everything you need is included in the box brand new in retail packaging includes 2 keys and fitting screws instructions and fitting advice