Advice re BCC Samson Post Top Plate

I am new to the forum having recently purchased a 24ft BCC … seeking advice on where I may purchase the brass (?) plate that sits a top the samson post as shown on this great video " Tour of the Bristol Channel Cutter Odyssey" - a great video and full of valuable info to a novice.

Tour of the Bristol Channel Cutter Odyssey - YouTube at time 3:38

thank you in advance for your help

A few years ago Pete Langley at Port Townsend Foundry said that he has all the Sam Morse patterns. I would recommend checking with him to see if he can cast you a couple

Vixen - thank you - made contact with the PT Foundry and they have the plates