Here's the info from the Magnaport website: http://www.magnaport.com/conv.html
I have the original box, all papers and aditional C-More front sight blades in various colors.The Predator
One of Mag-Na-Port's most popular conversions, "The Predator", a Ruger Super Blackhawk. The conversion includes shortening the barrel to 4 5/8"; Inverted Muzzle Crown; the famous Mag-Na-Port Process; C-More Sights; Action Job; Velvet Hone Finish, Omega White-Outline Rear Sight; Polished Hammer, Trigger, Ejector Rod and Center Pin.
Conversion Only, on your gun . . $565.00
Above price based on Stainless Steel Firearm.
FTF in the DFW area $SOLD

