USMC Linerlock A/O Gray U. 4.75" (12.07cm) closed. 3.5" (8.89cm) black finish partially serrated 3Cr13 stainless tanto blade. Black and gray nylon handle. Inlay shield. Glass breaker. Extended tang. Thumb stud. Pocket clip. Boxed. Specifications for USMC Linerlock A/O Gray: Manufacturer: USMC Blade Length: 3.55 in Closed Length: 4.75 in Blade Material: 3Cr13 Stainless Steel Knife Application: Tactical Everyday Carry Serrated: Partially Serrated Overall Length: 8.5 in Handle Material: Nylon Fiber Handle Length: 4.75 in Handle Color: Black/Gray Blade Finish: Stonewash Blade Shape: Tanto Opening Method: Assisted Opening Sheath Material: No Sheath Package Type: Box Color: Gray Blade Type: Folding Blade Package Contents: USMC Linerlock A/O Gray