If you are going to attempt to fish for luderick (or blackfish if you prefer), then you are going to need to use an appropriate rod. This article is an attempt to list blackfish rods and rough prices as of January 2012 in one place. But first, what makes a rod appropriate for blackfish.
Possibly the most common caged centrepin in general use is the J. W Young Rapidex, a highly regarded reel from a highly regarded manufacturer. What isn't commonly known, is that Grice & Young marketed several caged reels, most were fly reels, but also at least one centrepin.