Vintage Bronze Opening Porthole - ID: 12 3/8" Long x 5 1/2" Wide - Alden Priscilla 1971 Used Bristol bronze code BB3797 -

Bristol bronze code BB3797 - works on booms that are approx

MODEL B-301

Bronze Mast and Boom Flange Eye  Code HM0100

These need to be drilled on site upon installing to ensure proper secure fit

The very top width is 16”

Vintage Bronze Opening Porthole - ID: 12 3/8" Long x 5 1/2" Wide - Alden Priscilla 1971 Used Bristol bronze code BB3797 -Vintage Bronze Opening Porthole. Screens are there but need to be replaced. Do not come with the backing plates. DO come with the chain latch that holes it open. Inside diameter (area that you mount into the boat) is 12 3 8" long x 5 1 2" wide x 1 1 4" deep. The outside diameter measures 14 1 2" x 7 1 2". Off of an Alden Priscilla 1971, Picture of Boat included.