PB-3 This aggressive looking "Mini Survival Knife" design is now available for your pistol. It is the 3rd generation of the extremely popular line of LaserLyte/Ka-bar brand pistol bayonets. The exaggerated top serrated blade and two-tone design will look great on any semi-auto pistol. The PB-3 "Mini Survival Knife" is ready for any situation-or just looking cool on your favorite gun. This razor-sharp, 2.75 inch Ka-Bar blade fits on any medium to large pistol with rail and slides on and off easily with the press of two buttons. Its carbon steel blade is sharpened to a fine edge and finished with a black Teflon coating for protection. Featuring a full tang design, the blade also comes with a custom polymer sheath. The blade handle is constructed from 30 percent glass-filled nylon for extra strength and durability.