We’ve all seen movies where a strip of retractable spikes at a checkpoint tears up a vehicle’s tires, or where a roadside cop throws a chain of linked spikes across the highway in front of a car. While such devices are pretty effective, there’s always room for improvement. That’s where the Pit-BUL and NightHawk car-stopping devices come into play. Both devices are based on a single other existing product, known as the Safe, Quick, Undercarriage Immobilization Device ... or SQUID, for short.
Read the full article: SQUID spawns vehicle-stopping Pit-BUL and NightHawk devices