Dark Guard-brass Knuckle Duster Self Defense Finger Spiked Classic Knuckle as it may cause serious

as it may cause serious injury

worth having

which can incapacitate an attacker within 5 meters for self-defense or law enforcement

Material: Stainless steel Inner diameter: 23mm Outer diameter: 33mm Total thickness: 26mm Weight: about 88g

including color difference and luster can not be completely unified

Dark Guard-brass Knuckle Duster Self Defense Finger Spiked Classic Knuckle as it may cause seriousName: Dark Guard Material: zinc alloy Weight: about 104g Product size: size see picture 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.