1.cable glands, cable connector, 2.with strain relief 3.long thread 4.suitable for junction ... gland which including plastic cable gland and metal cable gland 2.Material: parts A,C,E are made of UL approved ... part,large range in clamping cable, ultra-strong stretching resistance, waterproof, dustproof,and high ability to resist salt,acid,alkali, alcohol,grease ...