Rule "STC" Tournament Series Aerator Pump for thru-hull seacock applications. Winner of the prestigious NMMA Innovation Award: Quick 1-hand push-button motor cartridge removal system; Easy grip rubber overmold; 360 degree rotatable base allows you to position the inlet at any angle; 360 degree rotatable glass-filled nylon barbs; Dual port option allows for connection of washdown pump; Long lasting and powerful motor; Anti-airlock protection; 3/4 hose, 1100 GPH / 12V / 4.3 AMP Straight 4 3/4 Pickup tube.