NXD-STAIR-A04 is an adjustable stair unit for NEXT Stage Deck systems with a height range of 80–140 cm. It features a robust welded steel frame and 15 mm plywood treads, providing stability on uneven surfaces. The unit connects directly to the deck profile via an integrated bolted connector, ensuring secure attachment. Self-levelling treads allow for quick and tool-free height adjustment. Compatible with both NEXT Stage Deck Outdoor (NXD-H series) and Indoor (NXD-B series) systems. Handrailing is available as a separate accessory.