Lock Knives - Smith & Wesson ™ knives are manufactured under licence by Taylor Brands LLC. The Extreme Ops ™ series includes CK33 Kerambit Knife & CKG101B LInerlock Knife with G-10 handle scales and black, non reflective blade. By law knives may only be sold to those over 18, age verification is carried out for all sales of knives. Free UK Delivery