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THE BALL – High-quality PU leather, highly elastic and durable rubber liner. Simple and convenient inflatable, tight air nozzle. Moisten the air needle before inserting it into the air hole. The air pressure is less than 4 pounds.
THE SPRING – 82B carbon steel spring, hit harder. It adopts steel spring, the surface is chrome-plated and cadmium treatment, which is stable and wear-resistant, good elasticity and long service life.
THE BRACKET – The steel bracket is safe, firm and not easy to deform, effectively preventing breakage. Strengthening screws, 4 additional expansion screws, greatly enhance the load-bearing capacity of the nut, so that the bracket is more stable on the wall.
THE FUNCTION – Boxing speed ball trains the accuracy of punching, the sensitivity of reaction and the durability of endurance. Use muscles and strength to collide to release and vent pressure.
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