Trickstep: detachable 3 and 4-step models are made of mild steel square tubing, TIG welded for solid integrity, and coated with Marine industry Tuff coat (black). Includes handrail, non-skid step pads, and all hardware for mounting. Step comes in black only.Series Breakdown:Z Series:Z118 . Z119 . Z521 . Z518D . Z518S . Z519D . Z519S . Z520D . Z520S . Z521D . Z521S . Z522S . Z518ID . Z518IS . Z21ID . Z21IS . Z118D . Z118S . Z119D . Z119S . Z519D . Z519S . Z117 RT Series:
Just used it the other day and was very satisfied with it . Made getting into the boat a breeze .