Knowledge Matrix on Instagram: "The grappler bumper is a police tool designed to stop fleeing vehicles safely. It is mounted on the front of a patrol car. When officers get close, the device launches a strong nylon strap that hooks onto the rear wheel of the suspect’s car. The strap locks the wheel, forcing the vehicle to slow and stop under control. This lowers the chance of crashes, injuries, and property damage. It also gives officers a safer option than spike strips or PIT maneuvers. You ben