E/H, E/E, H/H are all available. Material: carbon steel, stainless steel Surface: self colored or zinc plated turnbuckles of many typesType: commercial type turnbuckle, turnbuckle DIN1480, JIS frame type turnbuckles, and etc.E/H, E/E, H/H are all available.Material: carbon steel, stainless steelSurface: self colored or zinc plated