Medusa-Titanium Alloy Knuckle Duster Broken Window EDC Tool

Name：Medusa
Material: TC4 titanium alloy
Thickness: about 10 mm
Length: 56mm
Width: 36mm
Finger ring diameter approximately: 23 mm
Surface treatment: vicissitude stone washing and flame burning titanium
Weight about: 60g
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.