CA7004 (6154AC CV) Case XX single blade Trapperlock Assisted Opening with Standard Jig Chestnut Bone Handle. One-hand assisted opening locking Clip blade. There is nothing like the feel of a Case knife in your hand. Durable, strong and beautifully designed, our hand-crafted Case knives are in a class of their own, which is one reason why they've been passed down from generation to generation, and sought after by collectors from all over the world. For an authentic, American-made work of art, nothing compares to a Case pocket knife, or hunting knife. W.R. Case & Sons Cutlery Co., hand-crafted knives since 1889. Case XX single blade Trapperlock Kickstart Assisted Opening Pocket Knife with jigged Chestnut Bone Handles. Opens with slight nudge on thumbstud. Linerlock for safety. Case inlay shield. High Carbon Chrome Vanadium Steel Clip blade. 4 1/8" closed. Country of Origin: USA NOTE: This knife uses high carbon Chrome Vanadium blade steel. High carbon steel is not stainless. Proper care is required to maintain the finish.