Gerber Knives - eFECT (Field Expedient Cleaning Tool) Weapons Maintenance Tool with Black Composition Handles. Model: G0049. Developed for the distinct purpose of cleaning and maintaining an AR15/M16/M4 variant. 3 3/8" closed. Black coated stainless components. Black composition handles. Saf.T.Plus component locking system - each component locks into place for maximum security and safety. Compact design. Features scraper, punch, interchangeable tool components: Otis nylon end brush, front sight pin tool - interchangeable from 4 to 5 pin, flat driver scraper and interchangeable tool component: Otis curved pick. Black nylon belt sheath. Hang packaged.