This is a big heavy scale release knife! Blade and backspacer are 3/16" thick. Mirror finish blade with fileword on spine and thumbrest. Nickel silver fluted and dovetailed bolsters, kuda horn scales, stainless liners and backspacer with filework. This has a taillock release with fileworked hook on end. Outstanding workmanship. Has some scuffs and scratches. "Proto 000" on blade. Excellent condition. Dated 7/12/1996 inside frame.