The RynoDeckSupport system’s Aluminium Decking Substructure Short Ground Anchor are used to Connect main joists to the perimeter joists.The RynoDeckSupport aluminium decking joists allow you to create a simple yet durable aluminium substructure system for your decking project.Why choose decking?Transform your outdoor space by installing a section of decking. Decking can be used to create more functional space in sloped areas, a place to sit and unwind, an area to socialise and much more. Decking projects are completely customisable, meaning you can work with the exact heights, widths and lengths required, and more complex structures can even involve multiple heights.Features & Benefits Simple design which is easy to install Compatible with all RynoDeck pedestals and cradles Supports all types of conventional decking board; softwood, hardwood, composite, PVC Technicals:Material: Aluminium