These handy dividers are perfect for separating small parts and tools within your Treston storage bins. They are suited for Treson 30XX/40XX/50XX storage bins with perfect fitment for these models, whilst the crystal clear transparency offers clear visibility behind the divider. Features and Benefits Perfect fitment for your Treston 30XX/40XX/50XX storage bins Transparent to allow for easy identification behind the divider Note Please note that item D-10 is for Treson 3010, 4010, 5010 storage bins. D-20 is for Treston 3020, 4020, 5020, 6020 storage bins.