°The part of the lock which is moved when the key is engaged.
°A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so can not be retracted except by turning the cylinder.
°The part of the lock which is moved when the key is engaged.
°A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so can not be retracted except by turning the cylinder.