Clock Choke – The clock choke is applied from the back mount. It was developed to be applied with an open gi but can be applied on a v neck dobak, sweatshirt, or even a t-shirt. It cannot be applied if your partner is not wearing a top. It is a carotid choke where one hand pulls one side of his uniform down at 6 o’clock and the other side over at 3 o’clock.