The TR 2200 Series of Rotational Indexing Ring, manufactured by WEISS GmbH, is specifically designed with a huge central opening, and has flat structures and intense level of parts. Its design permits to have an extra free operating space. Its rotating aluminium ring can be adjusted if needed.
Moreover, this product has dial ring inside built with a maximum diameter of 1 750 mm, and has dial ring outside with a diameter of 2 200 mm.