On Mon, 23 Nov 2009 09:19:47 -0800, "Steve B"
wrote:

I cant understand why anyone would own a Bunk Trailer.

Bunks support the hull more evenly, no risk of "roller dimples".
Rollers require replacement and maintenance, bunks last a long time.

Rollers however are better on difficult ramps or launching with no
ramp at all.