Check the listing for details. 25Pcs Cable Glands 6-12mm Thread Waterproof Adjustable Cable Connector Black. Condition: New. Listed at 20.17 USD. What is this?PG13.5 cable glands are designed to secure and protect electrical cables in harsh environments. Plastic cable glands are widely used to seal cable entries in control panels, motor housings, and outdoor LED. They are also widely used in cable fixings, wire joints, mechanical control boxes, distribution boards, and electrical appliances.What will I get?In the package of: 25 x Cable GlandsMaterial: PlasticApplicable cable diameter: 6-12mm/0.24-0.47 inchThread outer diameter: 20mm/0.79inchThread inner diameter: 16.2mm/0.64inchThread length: 10.3mm/0.41inchColor: BlackAre there any advantages of the product?1. The waterproof design of the cable gland ensures reliable performance against dust, moisture, or shock in important equipment;2.