This product has exquisite workmanship, elegant appearance, bright colors, weight 70g, width 11.3cm, height 6.8cm, thickness 1cm, a piece of 300. Quantity discounts. Alloy brass knuckle, fight out, go out to travel, self-defense must, take our Brass Knuckle, go out to walk at night will be very safe, if someone attacks, take out the brass knuckle, gently give each other a punch, the man estimated that he couldn't stay on the ground immediately., used to put it on the hand when fighting, it can increase the power of the fist and lead the enemy with a single blow. This product is an oval finger hole with smooth and bright surface treatment. The material is very hard and can be smashed up to a dozen bricks without any damage. A weak scholar who has no strength in his hand can also punch his teeth after wearing it. Suitable for all adults , our brass knuckle are all alloy, very strong, this public has launched a series of brass knuckle, welcome to buy