The 3M MU18-4FB/SK is a non-insulated, butted seam block fork terminal engineered for secure electrical connections. Designed for stranded copper wire ranging from 22-18 AWG, this terminal offers a flat tongue with a central opening for easy mounting around screws or studs. Its butted seam barrel provides a beveled interior for simplified wire insertion. UL Listed and CSA Certified, the MU18-4FB/SK is suitable for various industrial applications requiring robust and reliable wire termination.