Mtech Linerlock A/O 3.50 in Assisted Opening Folding Knife Black aluminum. 4.5" (11.43cm) closed. 3.5" (8.89cm) satin finish 3Cr13 stainless blade. Black aluminum handle. Extended tang. Pocket clip. Thumb stud. Boxed. Specifications for Mtech Linerlock A/O MTA1201BK 3.50 in Stainless Steel Assisted Opening Folding Knife: Manufacturer: Mtech Blade Length: 3.5 in Closed Length: 4.5 in Blade Material: Stainless Steel Handle Color: Black Aluminum Lock Type: Linerlock Condition: New Weight: 0.26 lb Additional Features: Assisted Opening Pocket Clip Quantity: 1 Color: Black Package Contents: Mtech Linerlock A/O Black