Orphek Universal Fixing Bracket Kit is designed with the brand’s technology, quality and conceptual design. It is designed specifically for the installation and positioning of Orphek Aquarium LED illumination fixtures. (COMPATIBILITY) Compatible with Atlantik V4, Atlantik V4 Compact and OR LED Bar Lights. Also compatible with other LED lighting brands. (VERSATILITY) You can mix Orphek products or assembly 7 Orphek OR3 LED Bars. It will complete the sleek layout if you are already using our Orphek Mounting Kit. (LAYOUT) Mounts directly to aquarium tank up to 45cm high (17 inch). Easy to install, allowing easy cleaning and maintenance of your aquarium and your fixtures. (WARRANTY & CUSTOMER SUPPORT) - Amazon 30 days return guarantee plus Warranty and Support from Orphek. Also if you have any questions, please contact us via Amazon Q&A section.