Learning BJJ and other MMA techniques is a great way to improve yours self-defense skills. You will have to roll regularly to perfect your skills. The Roll Hard MMA Ground & Pound Dummy can help. It comes with hands and feet, so you can perform various BJJ techniques and ground & pound.
The dummy measures 6 feet long. It weighs about 60 pounds. You can try full mount, side mount, north south, back control, ankle hooks, and other moves on it.
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