USES 2 BLADE BOLTS. CENTER HOLE DIAMETER: 2. Any questions please ask! The item “15 SPLINE STUMP ROTARY CUTTER STUMP JUMPER / BLADE PAN” is in sale since Friday, June 9, 2017. This item is in the category “Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Farm Implement Parts”. The seller is “jbarcorp” and is located in Trion, Georgia. This item can be shipped to United States.