POSTS MADE OF RIBBED ALUMINIUM WITH A ROUND SECTION OF 90MM. DESIGNED TO ANCHOR TO THE GROUND BY MEANS OF METAL TINS (INCLUDED) RECESSED IN CONCRETE FOOTING. INCLUDES TENSIONING RATCHET TO BE ABLE TO TENSION THE CABLE OF THE NET THAT YOU WANT TO PLACE. THEY ARE MANUFACTURED SO THAT THE NET IS AT THE REGULATORY HEIGHT OF 92CM IN THIS DISCIPLINE. THE ROUND SECTION POSTS, POLES AND TINS ARE OF THE SAME SECTION THEREFORE THEY ARE JOINED BY A 50X50MM JOINING PIECE THAT IS INSERTED 25CM INTO THE TIN AND ANOTHER 25 ON THE POST. IMPORTANT: THIS PRODUCT MUST ALWAYS BE ANCHORED TO THE GROUND.