The Werma 975.840.91 is a heavy-duty metal base made of black-coated aluminium, designed to securely support 25 mm diameter aluminum tubes used in WERMA KombiSIGN modular signal towers. Combining lightweight construction with exceptional strength, this base ensures stable and reliable vertical mounting even in demanding industrial environments. With a footprint diameter of approximately 70 mm and a height of about 31 mm, it provides a low-profile yet sturdy foundation for stacking and mounting signal modules. The corrosion-resistant black coating extends the lifespan of the base, making it suitable for harsh conditions including exposure to chemicals and mechanical wear. Key Features: • Metal base for 25 mm aluminium tubes – durable and stable • Black-coated aluminium – corrosion and wear resistant • Dimensions: approx. 70 mm diameter, 31 mm height • Lightweight design (~109 g) with robust mechanical properties • Ideal for modular KombiSIGN tower configurations • Suitable for demanding industrial and production environments