This is a custom Attack/Survival Knife modeled after the Randall Model 18. It is by deceased maker Colin Cox of Raymore, MO. It has an 7 long, 1/4 thick carbon steel blade with sawtooth spine, double brass guard, and a knurled hollow aluminum handle, with brass cap housing a compass.
The sheath is a Model C style with stone pocket made by Sullivans Holster Shop (who makes Randall sheaths). The knife is listed as used due to blade scratches on one side. However, it and the sheath, appear to have never been carried or used. The item "Colin Cox Attack Survival Knife NR" is in sale since Thursday, July 11, 2019. This item is in the category "Collectibles\Knives, Swords & Blades\Collectible Fixed Blade Knives\Modern Fixed Blade\Custom & Handmade".
The seller is "awrjrr" and is located in Gulf Shores, Alabama. This item can be shipped to United States.