That will make the offset vary accordingly. The measurements shown below are measuring in to the center plate. The "outside" measurement is the valve stem side. Bobcat orange rims - 3 3/4" from outside - 6 3/4" from inside. Case tan rims - 4 1/2" from outside - 6" from inside.
CAT yellow rims - 8" from outside - 2 1/2" from inside. Construction yellow rims - 4" from outside - 6 1/2" from inside. Many other rims types, colors and sizes available... Narvon is located is southeastern PA (between Harrisburg & Philadelphia).
The item "4 NEW Skid Steer Rims for 12-16.5 tires 16.5X9.75X 8 fits 12X16.5 tires" is in sale since Thursday, December 8, 2011. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Wheels, Tires, Tracks & Parts\Wheels & Rims".
The seller is "pal-mar" and is located in Narvon, Pennsylvania. This item can be shipped to United States, Canada.