90 thru-hulls are ideal for tight installations, such as livewell overflow drains. Design eliminates hose kinking. Polypropylene construction. Accommodates 7535A (7/8") bailer plug. Dimension: 1-1/8" or 1-1/4" I.D. hose Flange Diameter: 2-7/16" Max. Hull Thickness: 1-7/8" Installation Hole Size: 1-5/16"