The Sirius Pro-2 is a tape measure with metric and imperial scales, a length of 16 ft / 5 metres and a blade width of 19 mm.
- It has Class II accuracy and stud and joist markings every 16 in and 19.2 in.
- The shock-resistant rubberised soft-grip housing provides protection against drops and impact damage. It has a removable belt clip and a fabric wrist loop.
- The thicker blade is designed for longer standout. The heavy-duty spring and blade system is designed for durability and long service life.
- The Tru-Zero hook slides to allow for its own thickness. A special slot in the hook allows a nail to act as a pivot for drawing circles and arcs. The tape measure conforms to European Measuring Instruments Directive (MID) specifications.