Premium Brass Knuckle Duster Precision Designed for Self-Defense Gear

Material: Brass
Size: 107mm * 77mm * 16mm
Weight: about 520g

Seiko cast solid thickened brass, adopting a one-piece molding process and ingenious design of a giant finger hole that perfectly fits all hand shapes to ensure a comfortable grip. Its strong and durable feature is enough to avoid challenges and easily remove obstacles.