1. Mounting Holes and Visibility: The garage stopper features integrated mounting holes, with expansion bolts driven in and tightened for permanent installation. The wheel stoppers are equipped with expansion bolts and eyecatching yellow and black safety stripes to attract attention. 2. Durable Material: Our garage vehicle parking stopper is made of steel pipe, making the parking aid more robust, with painted color that is rustresistant. Thick post walls, complete weld seams, and an integrated structure allow this safety bollard to withstand impacts and bear the weight of a car or large truck. 3. Application Scope: Ushaped guardrails are suitable for hazard warnings, traffic control, and crowd management in traffic areas such as hotels, driveways, garages, parking lots, schools, subways, ports, shopping malls, factories, hospitals, airports, sidewalks, and construction sites. 4. Functional Use: The Ushaped bollard is sturdy and practical. It is designed to provide a noticeable bump, effectively preventing drivers from overshooting parking spaces and colliding with garage walls or other parked cars, so you don't have to worry about damaging the exterior of your beloved vehicle.