- Made of 7075 Aluminium Alloy
- Classic Four Holes Design,can be used as a bottle opener
- One-Piece CNC processing, not cheap casting, all edges are treated smoothly, very comfortable grip feel.
- Great Real Brass Knuckles Self Defense .
- Size:111mm x 65mm x 15mm. 110 grams/pc
- 15mm Ultra Thickness, it can bring enough support for your palm
- finger hole size: 23.8mm x 28mm, large hand can wear it
- Can be used as a bottle opener