Premium Construction: This E27 lamp holder features a durable bakelite housing with brass components, providing reliable performance for various lighting applications Secure Bulb Installation: Designed with a zinc alloy screw thread, this E27 lamp holder ensures a secure installation for higher wattage bulbs with heat-resistant properties Easy Installation: The E14 socket measures 75mm in base, 72mm in height, and 50mm in opening, with an installation hole spacing of 51mm for compatibility with standard fittings Durable and Reliable: Made with premium materials, this light socket is built to last and can withstand frequent use in various lighting fixtures Versatile : The pool ladder deck flange is designed to accommodate different pool ladder sizes and styles, providing a sturdy and stable base for your pool ladder setup