Individual parts and accessories for sliding glass door systems: single and double roller carriages, stoppers (left/right or both sides), adjustable floor guide, adjustable open-end wrench, and handle cup. Tube holders for walls (wood/concrete), glass walls, and ceilings. Complemented by round tubes Ø 25 × 2.0 mm (3 m/6 m) and tube end caps. V2A (AISI 304) (1.4301).