Hell-brass Knuckle Duster Self Defense Outdoor Safety Protective Carbon Fiber Knuckle the necessary product configuration built-in

the necessary product configuration built-in charger for charging

Total length of 19

is a self-defense equipment worth owning

which is more convenient to use at night

Material: Titanium alloy

Hell-brass Knuckle Duster Self Defense Outdoor Safety Protective Carbon Fiber Knuckle the necessary product configuration built-inName: Hell Material: zinc alloy Weight: about 125g Size: height (fist arc surface to the bottom): 70mm width (fist surface): 117mm thickness (fist surface thickness): 10mm finger hole diameter 25mm Function: martial arts equipment is self defense and life saving, outdoor self defense and standby defense. It can be mastered almost without special practice. It is a very practical product.