150mm horizontal x 100mm vertical aperture 350 grade high tensile 25NB pipe Fully welded joints to resists joint cracking 1170mm high Pipe is hot-dipped galvanised to Australian Standards.Available in [V", [N", and [M" stays depending on gate length. As well as [I", [II", "III" and [IIII" stays again depending on gate length. Stay Type Weight Nominal (mm & ft) Actual (mm) Weld Mesh (mm) [V" 22kg 2440 (8'0") 2390 150x100x5 [V" 24kg 2745 (9'0") 2695 [N" 27kg 3050 (10'0") 3000 150x100x5 [N" 29kg 3350 (11'0") 3300 150x100x5 [N" 31kg 3660 (12'0") 3610 150x100x5 [N" 33kg 3960 (13'0") 3910 150x100x5 [N" 36kg 4270 (14'0") 4220 150x100x5 [N" 38kg 4570 (15'0") 4520 150x100x5 [N" 40kg 4880 (16'0") 4830 150x100x5 [N" 44kg 5485 (18'0") 5435 150x100x5 [M" 52kg 6095 (20'0") 6045 150x100x5