Sell Boat RV Deck Cover Marine Inspection Hatch Plate Access best price

4 '': 143mm 6 '': 198mm 8 '': 250mm Material: ABS Material: uv stable white ABS structure. Corrosion-Free synthetic components and durable rubber seals; 180°Open hatch; 6-inch deck; outer diameter 198 mm; Non-Slip surfaces: safe installlation at horizontal and vertical locations; If you have any questions about the product, please contact us at any time. We will try our best to solve any problems for you. I wish you a pleasant shopping experience. Spectra ▪ Color: White ▪ Material: ABS ▪ External Dia: 7-4/5 "198mm ▪ Opening Dia: 6 "151mm ▪ Cut Out Dia: 6-1/3 "161mm Characteristics ▪ Corrosion-Free synthetic components and durable rubber seals; ▪ 180° Opening of hatch ▪ Non-Slip surfaces: safe installlation for horizontal and vertical positions; Notes ▪ Manual measurement, error 1-3cm, based on actual situation, please forgive me. ▪ If you have any questions about the product, please contact us at any time. We will try our best to solve any problems for you. I wish you a pleasant shopping experience.