Sturdy bracket: strong aluminum alloy fix the light on tube firmly raise the light bar height to avoid scratches while drivingUseful rubber: high quality rubber inserts dampen driving vibration and avoid scraping bull bar surfaceWide application: can be used on tubes of 1 inch 1-1/2 inch 1-3/4 inch & 2 inch diameter and applied to LED light bar for almost all kinds of vehicleEasy installation: pre-drilled hole allows more lights to be added to vehicle without drilling Allen hex key included for quick installationPackage includes: 4 PCs LED light bar mounting bracket