The Deluxe Tri-Rail Yacht Stairs are true ‘Big-Boat’ Yacht Stairs and are available in six, seven, eight and nine-tread models. These stairs feature an architecturally correct run over rise ratio, visual “Floating-Effect” fiberglass treads with aluminum frame, non-pinching side-rail design and stainless steel removable castors. One offset handrail is provided with each Stair. An additional offset handrail is available as a special order option. Rotation Platforms and Self-Stowage Enclosures are available as special order items. Stainless Stairs feature polished side-rails, Matterhorn White treads with Teak Inserts. Custom tread colors are a special order item only.