Forespar Part #9060301-1/2 Rd Thru Hull Cf253SThru-Hull Connector Made from high strength glass-reinforced Marelon. Ideal for use above or below the waterline. Must be installed with proper bedding compound. Recommend a maximum torque setting of 20 lb/ft.. Item number 906031 comes with screen. Attributes: Head = Mushroom Hose = 1-1/2" Model = CF253 Thread = 1-1/2"Package Quantity = 1