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ASI 3019280 Internal Plug for Plastic and Brass Cable Glands, Type TCP40, Used to Seal Open Cable Gland, Order Correct Size, Black (Pack of 50): Amazon.com: Industrial & Scientific
4 Pairs Waterproof FOR Anderson Plug Cable Gland Inserts RED&BLACK Plugs - Walmart.com
ASI 3019290 Internal Plug for Plastic and Brass Cable Glands, Type TCP45, Used to Seal Open Cable Gland, Order Correct Size, Black (Pack of 50): Amazon.com: Industrial & Scientific