Hey there, @User000! Our Wedge Kits dimensions are specific to it’s intended compatible Doorbell model. Check out our accessories page at Ring.com to see which wedge kit will work best for the Doorbell model you have. Our Doorbell comparison guide will help to determine which Doorbell model you have. If you are unsure about the Doorbell model you purchased, our support team can certainly confirm this with you. Please give our support team a call at one of the numbers available here. We’re taking additional steps to protect our team and help reduce the spread of COVID-19, so this has resulted in longer than normal wait times. If you are outside of the US, please read our response to COVID-19 here to see how to contact support.