Boat Marine Blower hose 3" Vent Exhaust Louver 80's Chrome 17" Sea Sprite Rinker

These are Plastic made to look like chrome. (NOT METAL) Good condition  There is some chipping and pealing of chrome finish. 3" Blower hose opening  Dimensions: Please look at pictures OD 17"x 2 3/4 & 3 1/8 Rough Opening 15 1/2 X 2 3/8 Please inspect pictures for condition Yours should look like these or have same opening. The black plastic collector pieces have cracks in corner which was common for these, but nothing that would affect function. (See Last Pictures) May have been used on these other brand boats: Sylvan, Rinker, Sea Ray, Sea Raider, Renken, Sea Sprite, Galaxie, Glasstron, Ebbtide, Sport Craft, Four Winns