Extrema Ratio Ferrum T Linerlock Mud EX0367BLKTM. 38" (11.13cm) closed. 2.88" (7.32cm) black MIL-C-13924 burnished Bohler N690 stainless blade. Mud (gray and green) anodized aluminum handle. Extended tang. Pocket clip. Boxed. Specifications for Extrema Ratio Ferrum T Linerlock Mud: Manufacturer: Extrema Ratio Blade Length: 73 mm Closed Length: 90 mm Blade Material: N690Co Steel Serrated: Plain Knife Application: Everyday Carry Tactical Overall Length: 184 mm Blade Shape: Spear Point Handle Material: Aluminum Handle Finish: Anodized Blade Finish: Black MIL-C-13924 Burnished Blade Thickness: 3 mm Blade Grind: Flat Handle Color: Gray/Green Package Type: Box Opening Method: Flipper Manual Handle Length: 3.6 in Color: Mud Package Contents: Extrema Ratio Ferrum T Linerlock Mud