Specifications Model Number: A0313 Blade Length: 3.25" | 82.55 mm Overall Length: 7.73" | 196.34 mm Blade Width: 1.10" | 27.90 mm Blade Thickness: 0.118" | 3.00 mm Blade Material: Elmax Blade Grind: Compound Blade Style: Tanto | Harpoon Blade Finish: Bead Blast & Brushed Hardness: HRC 60±2  Handle Length: 4.48" | 113.79 mm Handle Width: 1.17" | 29.72 mm Handle Thickness: 0.472" | 12.00 mm Handle Material: Titanium Color: Gray Weight: 4.16 oz | 117.80 g Opener: Front Flipper | Back Flipper | Thumb Hole | Fuller Lock Type: Trek Lock Pivot Assembly: Caged Ceramic Ball Bearing Pocket Clip: Reversible | Titanium Carry Position: Tip-up Knife Type: Manual Folding Backspacer Material: Titanium Backspacer Color: Gray Button Material: Stainless Steel Button Color: Silver Designer: Yue THE TREK LOCK The Trek Lock (patent pending) is an innovation that perfectly combines multi-deployment options (i.e. thumb-hole, thumb-stud, front flipper, normal flipper) with a reliable & intuitive locking mechanism. No more thumbs in the closing path, always more ways to play with.The mechanism can reduce unintended unlock accidents.The knife is more than a cutting tool. You will enjoy using this intuitive, pleasant, ambidextrous innovation. THE BLADE The Thunderbird is equipped with a 3.25” Elmax blade with a compound grind. Elmax is a high-end stainless steel and is known for its excellent balance of wear resistance, corrosion resistance, toughness, and edge retention.Traditional Tantō has superior piercing performance, and the tip is further reinforced by a harpoon structure.Shallow compound hollow grind for slicing performance and edge stability.Straight fuller offers a sleek yet sophisticated appearance. THE HANDLE Two versions of Thunderbird for you to choose from, the gray titanium and the black titanium. Their clean and modern look complements your everyday style. Gray - Crafted with precision from high-quality titanium, the handle boasts an elegant gray finish. The blade on the gray version has a two-tone finish, brushed plus bead blasted finish takes the blade to the next level! Black - For those who appreciate both form and function, the Black Titanium with Frag Pattern delivers in spades. The handle features a striking black titanium finish with a distinctive frag pattern, adding a touch of edginess to your EDC collection.