Suction cup – pump up -with stud mounting

4-1/2″ diameter, powerful pump suction cup with 1/4-20 stud for mounting equipment, cameras, our light duty wireless light bars and more. Ideal for mounting on smooth non porous surface Red-Line indicator warns of any significant vacuum loss Eliminates the need for drilling holes to mount equipment Use to replace the magnets on all Lite-it wireless light bars 1/4-20 stud built into the base protective pad to use to protect pads when not in use Weight .2 lbs Dimensions 5 × 5 × 5 in