Rothbucher Systems Datum Marker RS20/RS21- Pack of 10 Color:White Please Note: The UB-1 universal

Please Note: The UB-1 universal bracket will only work with the GR1000 or GR1450 series rods

measured in thousandths of an inch

The rubberized jaws hold a pole (up to 2" OD) firmly in place

Fifteen months of research

Ease of erasure and protected by a water resistant surface sizing

Rothbucher Systems Datum Marker RS20/RS21- Pack of 10 Color:White Please Note: The UB-1 universalThe markers RS20 and RS21* are installed on unplastered or unrendered walls and serve as clear reference points for all trades. To avoid measurement differences during transfers, the markers are equipped with a protrusion to accurately align a measuring tape or rod. The elastic stubs ensure that the datum point remains visible and retrievable even after plastering, securely maintaining heights and axes beyond the plastering phase. To prevent potential