15N20 blade,with skull crusher, carved Peruvian walnut grips, leather sheath.

 MkII Catsclaw blued with kydex sheath.
Weight 1.2 oz
These BU/LD knives allow you to fully manipulate a firearm without having to re-sheath the knife saving seconds when it counts. But unlike a normal ring knife the spur prevents the knife from rotating in your hand and cutting your other fingers as well as allowing a more secure grip.