Ratchet type lock nut ensures a firm grip on the cable. Cable glands may be used on all types of electrical power, control, instrumental data and telecommunications cables. This product is also used for sealing cables passing through bulkheads or gland plates. This device is designed to attach and secure cables to control boxes, distribution panels, electrical appliances, machines, etc. Nylon locknut included, Weight: 0.47289155199 Pounds, Manufacturer: Aisuoka