Single Blade Lockback Knife with 3 additional blades that can be exchanged. 5 inches closed. 8-1/2 inches open. Made in USA. "CASE XX * USA XX CHANGER " (1 dot with lightning bolt S) tang stamp. Stainless Steel blades. Stag handle. Brass bolsters. Front left bolster etched with long C "Case". Brass liner. With extra blades, original gift tin, and leather sheath.