Cpm154 Springs, 416 pins frame and soldered bolsters with wooly mammoth scales. Scales are dovetailed in to the bolsters. File worked back with a coined spacer. Blades are my own random pattern damascus from 1084 and 15n20. Blades run on phosphor bronze washers. Blades are 50mm, 30mm and 30mm. The knife is 90mm when closed.