3mm - 5mm Wall Thickness, Available in Black .
|Tube size :||40 x 40mm|
|Wall :||3 - 5mm|
These 40mm square plastic end caps are designed to knock into square box section, tubes or pipes leaving the head flush with the outside of the tube, the ridges on the sides hold them secure.
They are available in various colours, made from tough material: PE Polyethylene they are strong and robust and will last for years, suitable for chair or table feet, fence or gate posts, or capping square aluminium, steel or plastic box section, tubes or pipes.