Single Finger Bakelite Polymer Knuckle Duster

Made of Bakelite material, light but very solid
Single Finger Knuckle
One-Piece CNC processing, all edges have chamfers
15mm Super Thickness, will bring a better comfortable grip feel
Great No Metal Knucks
Size:56mm x 40mm x 15mm
Finger Hole Diameter: 25mm, big holes, big finger can wear it
Only 28g, very light
Easily carry for daily use