Universal Replacement Stair Crawler (Holes 5" Apart) Includes Belt & Rollers Go to amazon.com Related posts Check expert advices for appliance dolly parts? Feature3/8" ID Holes are 5" Apart26-3/8" Around x 5/8" Wide TreadWith Tread Belt and Rollers DescriptionUniversal Stair Crawler Holes 5" Apart Includes Belt Roller