Rojo Durable FG Nylon Water Tank Float, 300 GHP, Pressure 0-150 Range, Complete Set Up, Includes Through Tank Fitting With Washer & Backing Nut, As Well As Arm For Above Water Or String For Under Water Mounting 3/4" NPT Male Thread, Mounts Vertical Or Horizontal, Withstands Weather & Abuse, Has Internal Filter To Remove Course Debris.