This awesome knife designed by Dustin Turpin features a ball bearing pivot for an effortless flipper opening! The handles are Black Carbon Fiber with a pocket clip engraved with "Brous Blades" and the blade is D2 Tool Steel with a Rockwell scale rating 59-61RC. Brous includes an unbeatable lifetime warranty with free sharpening and refurbishing on your Brous Blades knife. These come brand new in the Brous black box with Certificate of Authenticity. We are an authorized Brous Blades dealer. Brous includes an unbeatable lifetime warranty, including free sharpening and refurbishing