I have been doing some searching and found some extra links for the guys on the fence to running the 19.5's because of pricing and styling.

www.brentzwheels.com (http://www.brentzwheels.com) www.duallyusa.com (http://www.duallyusa.com) www.chromewheel.com (http://www.chromewheel.com)
www.mhtwheels.com (http://www.mhtwheels.com) I know that there are the usual ones as well like rickson I just didn't have a link for them saved. Hope these help out the fellow dually owners.