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 without accessories, gw 24.50 kgm, dimension 36x59x11 cm