2022 New Polymer Full Finger Brass Knuckles Self Defense - Non

Made of high strength polymer , high density- 1.35g/cm3，yield strength-128Mpa. One-piece casting, all edges are treated very carefully.
Made of high strength polymer , high density- 1.35g/cm3，yield strength-128Mpa. One-piece casting, all edges are treated very carefully. Non-metal, can pass security check machine Anti-slip grooves design Fine polishing Great Self Defense EDC Tools Size:113mm x 67mm x 8mm Only 70g/pc

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Factory Manufacture Single Two Finger Ring Knuckle Self Defense