From EnviroBuild
The MESA Joist Cradle is the perfect accompaniment to MESA Support Pedestals. Fix on top of pedestals to lock joists in place for a simple and secure installation.Please note the Joist Cradle can only be used with MESA Support Pedestals ranging from heights 19-595mm. (this does not include 10-40mm pedestal)-Joist Cradle for adjustable joist supports-4mm thick-Easy clip in system-4-way support direction-Expansion screw slots inbuilt-90% recycled Polypropylene and 100% recyclable-Quick & simple to install, saving you over traditional supports