The government requires a two-row flame weeder with a 200-gallon propane tank capacity. The unit must treat crops with 30-inch row spacings, feature adjustable hoods, and mount on a standard 3-point tractor hitch. Key specifications include a transport width under 8 feet 6 inches and a fully-fueled weight below 2,500 pounds to be compatible with existing tractor inventory. No specific performance location is stated.