About: Applegate–Fairbairn fighting knife

The Applegate–Fairbairn fighting knife is a combat knife designed by Colonel Rex Applegate and William E. Fairbairn as a version of the Fairbairn–Sykes fighting knife. The blade has a similar double-edged dagger profile, but is wider and more durable. It features a different handle, made most commonly of Lexan plastic with adjustable lead weights which can change the knife's balance-point. Later models and some custom variants included weights made from pure Teflon, tungsten, stainless steel and aluminum. The blade profile was also changed from a V-grind to a convex, or "appleseed" profile. While this changed the overall effectiveness of the blade to puncture, cut and slice, it does not lend itself to be field sharpened by an inexperienced user. The current production model made by Böker i