Maximum Opening :105 backstop 90 Hold-open or Non Hold-open Maximum door weight : 100 Kgs. 12 mm. glass weight 30 kgs per square meter. Solid wooden door with maximum thickness of 40 mm. required weaker spring tension. Adjustment in steel case L6 x W8 x H4 carton, 4 peices with accessories, gw 26.50 kgm, dimension 36x59x11 cm