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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Hardness: 58-60 HRC
and can protect itself in case of emergency crisis
Stainless steel CNC parts，beryllium copper self-lubricating pin，6703、R188 stainless steel hybrid ceramic bearings， can expand 6*1
Thickness (fist thickness) thin section: 9mm
Weight: about 218g
Cube- High-strength Polymer Knuckle Duster Self Defense Tool Zinc Alloy Knuckle Hardness: 58-60 HRCName: Cube Size: 113mm * 67mm * 16mm Weight: approximately 70g Material: High strength polymer material (nylon+fiberglass+additives), integrated molding (both sides of the handle are installed later), lighter than metal and G10, with higher strength and toughness, and no metal components. This material has excellent high and low temperature tolerance, with stable performance without significant degradation from 40 C to 150 C. Note: Color differences
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