Here's a link to a PDF of a Mannlicher Collector's Assn. newsletter with Mr. Sparholt's rods on the second page (though numbered 3): Rods

It's ten years old, I've no idea if he still makes them.

Here's an image of a repo set that was listed on Gunbroker in May of '18. The link to them is now dead:

Originally, there were four and five piece sets: