The Fullback AO is a fast assisted opening tough folder for the modern-day tactical enthusiast. It features a robust Wharncliffe style blade with thumb stud openers and a gray titanium-nitride coating. The handle is textured glass-filled nylon over strong stainless steel liners. Gerber outfitted the Fullback AO with their FAST 2.0 assisted opening mechanism and it has a secondary lock to ensure safety.