Extrema Ratio BF4 Contractor Linerlock EX0498TM. 24cm) closed. 4.75" (12.07cm) black PVD coated partially serrated Bohler N690 stainless dagger blade. Gray aluminum handle. Extended tang. Pocket clip. Anniversary limited edition. Hardside carrying case. Specifications for Extrema Ratio BF4 Contractor Linerlock: Manufacturer: Extrema Ratio Blade Length: 12.3 cm Closed Length: 6 in Blade Material: Bohler N690 Stainless Steel Serrated: Partially Serrated Knife Application: Tactical Outdoor Overall Length: 28 cm Blade Shape: Dagger Handle Material: Anodized Aluminum Handle Finish: Anodized Blade Finish: Black MIL-C-13924 Burnished Blade Thickness: 3 mm Blade Grind: Flat Handle Color: Tactical Mud Package Type: Case Opening Method: Manual Handle Length: 15.7 cm Package Contents: Extrema Ratio BF4 Contractor Linerlock