Deck%20Plate%20Aluminium%20Alloy%0D%0AAluminium%20alloy%20deck%20plate%20complete%20with%20rubber%20%22O%22%20ring%20and%20key.%20Ideal%20for%20aluminium%20boats%20for%20survey%20requirements.For%20weld-on%20or%20fastening%20down%2C%20as%20it%20has%20pilot%20holes%20drilled%20under%20the%20top%20plate.%20Supplied%20with%20key.Available%20in%202%20sizes.%0D%0ASPECIFICATIONS%0D%0ARWB3702%3A%26nbsp%3B%0D%0A%0D%0A100mm%20(4%22)%20inside%20hole%20size%0D%0A140mm%20outside%20diameter%0D%0A110mm%20hole%20cut-out%0D%0A%0D%0ARWB3703%3A%0D%0A%0D%0A150mm%20(6%22)%20inside%20hole%20size%0D%0A208mm%20outside%20diameter%0D%0A160mm%20hole%20cut-out