Universal Sensing Probe Kit Insertion Length (In.) Adjustable Exterior Length (In.) Adjustable Overall Length (In.) 7 in Mounting Flange Yes Flange Dia (In.) 1 1/2 in Mounting Hole Dia (In.) 3/16 in Mounting Hole Center to Center (In.) 13/16 in Fitting Size 1/4 in For Use With Air Sensing Applications Includes 3 Ft 1/4 Tubing Mounting Flange Mounting Screws Set Screw Slip On Adaptor Universal 7 in Probe