These French Fitness Power Racks have 1" Standard Rack holes, along with 2" hole spacing. All French Fitness products that have a product code that starts with "FF-RR" are compatible with these Power Racks. Make your Rack uniquely yours by selecting the Rig Attachments & Accessories that align with your personal taste and needs. Please email our sales experts at sales@fitnesssuperstore.com with a screenshot of your shopping cart to confirm that the Rig pieces you selected will build what you are looking to build.