40-8080 IS A 80MM X 80MM METRIC 40 SERIES SQUARE T-SLOT PROFILE WITH EIGHT OPEN T-SLOTS, TWO ON EACH 80MM FACE. THE PROFILE IS SMOOTH, WHICH MAKES IT RESISTANT TO DIRT AND DEBRIS BUILDUP WHILE ALSO BEING EASY TO CLEAN. THE 40-8080 PROFILE IS COMPATIBLE WITH 40 SERIES FASTENERS AND HAS A CENTER CAVITY THAT CAN BE PRESSURIZED UP TO 1.034 N/MM2 (150 PSI). THE EIGHT OPEN T-SLOTS, STRENGTH, AND ABILITY TO PRESSURIZE THIS PROFILE MAKE IT A GREAT CHOICE FOR AUTOMATION APPLICATIONS, MACHINE FRAMES AND WORKSTATIONS.,