When your tripod is not equipped with an accurate spirit level, this convenient plate fits between your BH-55 ballhead and your tripod platform and gives a true level reading for the base of your ballhead.
Fits snugly between your BH-55 ballhead base and the tripod platform.
Includes an accurate 15mm acrylic circular spirit level sensitive to 30 minutes of angle.
CNC machined from 6061T aluminum.
Individually calibrated on super-level granite surface plate.
Degree marks on BH-55 panning base remain visible.
Use with any ballhead with base diameter no larger than 2.9" (73mm).
Use with any tripod with platform diameter no larger than 3.25" (82.5mm).
NOTE: You must be able to count at least 4 threads of the 3/8-16 stud protruding above the tripod platform (and no more than 6) in order to use this plate safely.
Accommodates ballheads with base diameters no larger than 2.9 in / 74 mm