The Remke Industries RD21AA-GYNR Dome Cap Cable Gland is crafted from high-quality gray polyamide, designed to provide a secure and weatherproof seal for cables. This gland fits cable diameters ranging from .51 to .71 inches and conforms to PG21 specifications, ensuring compatibility with various applications. Its robust construction offers excellent resistance to chemicals and UV exposure, making it suitable for both indoor and outdoor use. Ideal for electrical installations, this dome cap cable gland enhances safety and reliability in cable management.