Abstract: A jointed bar lock having a lock body and a jointed bar hoop which has a first end and a second end, said first end being permanently connected to the lock body and said second end being connectable to the lock body at a latching region of the lock body, with a bolt provided at the lock body selectively being movable into a latched position in which the bolt engages it the second end of the jointed bar hoop when it is connected to the lock body or is movable into a release position in which the second end of the jointed bar hoop is released for a removal from the lock body. The lock has an actuation device which is coupled to the bolt via a connection section and by which the bolt is movable from the latched position, into which the bolt is biased, into the release position. The lock body accommodates a combination locking mechanism to selectively block or release the bolt.