Bolt On 3 Tread step and handrail, 20" (H) x 31.5" (W) Galvanised. These steps are made from box section galvanised steel and feature top quality marine ply treads and adjustable feet. The steps are supplied complete with a handrail and the treads are ready assembled. The frames are galvanised for superior rust resistance. (Height to top tread 20" height to bolt 25.5")