The SG-Max Pump Lock is an essential accessory for the SG-Ultra Max Digital Hydrometer, designed to enhance the safety and longevity of your equipment. This robust black cover securely locks the pump mechanism, preventing accidental engagement and ensuring that the hydrometer remains protected from potential damage during use or transport. Ideal for industrial environments where durability is key, the SG-Max Pump Lock not only safeguards the device but also helps maintain the accuracy and reliability of your measurements.