[Last Dakotan]

The 580 is the newer Mini-14. Ruger did a major retooling in 2006...

The knowledge base on FR is amazing.

[Wildbill22]

http://www.rifleshootermag.com/featured_rifles/rugranch_071807/index.html

A good article on the subject, a wood/blue mini-14, but same mods as were done to the Mini-30.

[MarkL]

The knowledge base on FR is amazing.

That's cause if we don't know it, we just make it up as we go...

Mark