Attwood Marine 5/8" I.D. White Thermoplastic Resin Thru-Hull Connector Fitting Part Manufacturer: Attwood; Part Number: 3872-1; UPC: 022697387219; Boat Manufacturer: Four Winns; Part Number: 035-1770 Constructed out of durable white thermoplastic Hose Connection: 5/8" Dia. barbed; Max Thru Hull Thickness: 1 1/8"; Flange: 1 3/4" Dia. Overall Dimensions: 2" Dia. x 3 1/2" L ; Cutout: 1" Dia. Sold as seen in pictures; Note every computer shows colors differently; All measurements are approximate; Hardware and instruction/installation manual not included