This 3.5" Harpoon Tanto ground FATTY XM-18 from Rick Hinderer features a tumble finished, .186" thick blade with notched thumbrest, dual thumb studs and flipper. The handle is comprised of a black/green G10 "A" side and a tumbled titanium lockside with matching tip up/tip down clip and filler tab. This is an XM-18 built on XM-24 hardware. A thick beast of a knife! Great blade seating, detent and lock up. Excellent condition. Comes with original box.