... any idea (drawings/ pictures), pls kindly tell us the step height/ length/ width/, floor height(net), grider height and ... as follows: 1. Precise design drawing (side view + top view) 2.Strictly pre-delivery test: Simulative in installation and ... your confirmation before production. About us:Foshan HOMELIVE hardware Co., LTD. is specialized in staircase, balustrade, handrail, column, balcony railing ...