Description: 【Universal Mounting Bracket】: Ideal for farm equipment and slow moving vehicle operator, this quality triangular sign mount securely holds warning signs for enhanced road safety. No more unsafe temporary sign attachments that fail in rough conditions 【Sturdy Galvanized Steel】: Made from great durability galvanized steel that resists rust and corrosion in all weather conditions. Ideal for long term outdoor use, no more deteriorated brackets that require frequent replacement 【Vibration Resistant】: Features reinforced construction that withstands extreme vibration and impact without bending. No more damaged or misshapen mounts from rough terrain or road conditions 【Complete Installation Kit】: Includes all necessary bolts and nuts for immediate installation without additional parts. Ideal for quick setup, no more searching for compatible hardware 【Multi Vehicle Compatibility】: Compatible for tractors, golf carts, construction vehicles, and agricultural equipment. No more buying different mounts for each slow moving vehicle in your fleet Specification: Material: Galvanized Steel   Size Chart: 27.5cm/10.83inch Hole Diameter: 15.3cm/6.02inch Package Includes: 1 Mount Bracket 1 Street Sign Bracket 4 Bolts 4 Nuts Note: Please allow slightly errors 1-2cm differences due to manual measurement.