Gold Reloaded Magnum Cartridge Silver Bullet Brass Knuckles. Specifications: Overall Length: 4.30 Inches Overall Width: 2.50 Inches Blade Length: 1.68 Inch Blade Material: Stainless Steel, Black Anodized Finish Blade Style: Drop Point Handle Material: Zinc Aluminum Finger Holes: 26.40mm x 23.74mm