Stainless steel handrails are strong and have outstanding corrosion resistance. So if you need to fit out or replace your rails, then these are quality made from top grade 316 marine grade polished stainless steel. Also used as steps. 1.75in diameter disc fixing with two fixing holes at each end. Height 47mm. To suit 5mm bolts or No 10 self tapping screws. 36in rails have 1 centre support. 48in rails have 2 centre supports. Made from 316 polished 7/8" (22mm) stainless steel tube.