This ½” to 10mm adaptor is used when you have a ½” male fixing and want to fit a 10mm fitting or lampholder. The adaptor has female threads both ends and one being ½” and the other 10mm.
To fit a 10mm lampholder, add the adaptor to the ½” male thread then add a short piece of 10mm allthread to the adaptor. Add the 10mm lampholder to the Allthread to finish the fitting.
![Chrome Ring with 10mm Female thread [9218C]](https://cdn11.bigcommerce.com/s-de3shbor73/images/stencil/500x659/products/2602/49171/5vax2cynyxb__18140.1586988817.jpg?c=2 "Chrome Ring with 10mm Female thread [9218C]")
![Brass Ring with 10mm Female thread [9218]](https://cdn11.bigcommerce.com/s-de3shbor73/images/stencil/500x659/products/2603/49172/g34rbcztfpo__48182.1586988820.jpg?c=2 "Brass Ring with 10mm Female thread [9218]")
![1/2" Female to 10mm Female Adaptor [3088 PLU50365]](https://cdn11.bigcommerce.com/s-de3shbor73/images/stencil/500x659/products/5465/48038/gjxprmc5jap__40977.1586983437.jpg?c=2 "1/2\" Female to 10mm Female Adaptor [3088 PLU50365]")
![Copper Cover For 10mm Back plates [3108615]](https://cdn11.bigcommerce.com/s-de3shbor73/images/stencil/500x659/products/3044/49681/pqiqp0os1tk__59259.1586990669.jpg?c=2 "Copper Cover For 10mm Back plates [3108615]")
