M6 x 25 (per 6)

Welcome to ‘P.R.O. Cast’ we are based in Retford, Nottinghamshire. We are creators and developers of the brass double-glazed porthole (Grand Union and Tug style) and the replica “Francis” style lamp.

Pro Cast has been producing and supplying quality products to the boating trade for over 18 years.

Please take a look around the website for more information.