High Quality Solid Steel Right Hand Single Finger Knuckle Duster Four Finger Knuckles Product Features:1/4 inch hexagonal tap

Product Features:1/4 inch hexagonal tap head

Material: Steel Weight: about 91g

Made of 4142 alloy steel

The product titanium is

Style: ceramic bead cone

High Quality Solid Steel Right Hand Single Finger Knuckle Duster Four Finger Knuckles Product Features:1/4 inch hexagonal tapMaterial: 304 stainless steel Finger hole: 23mm * 19mm Weight: about 320g Features: ergonomic design grip, manual highlight polishing Please note: Due to the multi curved design, it is not possible to polish without any blind spots. It is made of 304 stainless steel with manual highlight polishing and ergonomic design. It is more comfortable to use and can easily break the window for self defense.