... 4", 4.5", 6", 8", and 10" Case material: steel case, steel black case, steel chrome plated case, steel gold plated case, brass polished ... front or black flange are available with black steel, chrome-plated steel or stainless steel. Tube and socket: brass, stainless ... steel, steel with nickel plated, 316 stainless steel, phosphor bronze and more Movement: brass, ...