Hello DisappointedWithHD,
We are truly sorry to hear that your anti-sag gate kit broke while you were installing it. This is highly unusual, and we'd like to troubleshoot why this has occurred. We apologize for any frustration and inconvenience this has caused you. Please contact our customer support team at 1-800-346-9445, and we'll ensure that this gets corrected for you. We appreciate you taking the time to share your experience with us, and want your Stanley Hardware experience to be a great one going forward.
Thank you, Stanley Hardware