Schneider Electric 5590456 is a plastic rib holder with an integral clip for TTA-GH1 wall brackets, matching the TTA-G3, G10 and G10V rib profiles. The 34 mm horizontally mounted piece secures the ribs to the bracket for wall-mounted cable-duct runs and is halogen-free in RAL 7030 grey. Supplied in packs of 100 for volume installation of cable trunking on building walls.