This Radium bulkhead plate kit is great when multiple -6AN bulkhead fittings need to pass through a wall, floor, etc. The plate gives a finished look and is necessary when mounting through a soft surface, such as carpet.  The bulkhead plate acts as a large washer and is held in place by the bulkhead fittings. 

Features:
-Bright dipped black anodized billet aluminum construction.
-Capable of passing up to five -6AN bulkhead fittings.
-Dimensions: 3.25' OD x .125' Thick.