AGA Campolin Picklock Brazilian Horn Fishtail Automatic Knife. Only 55 pieces were made, very limited quantity. Overall Length: 25cm - 10" Blade Length: 12cm - 4.5" Blade thickness: 3.5mm - 0.15" Weight: 139 gr - 4.90oz Blade material: 440A Stainless steel Handle material: Brazilian cow horn Frame material: Brass Made in: Italy