This Tribrach Adapter is for traversing or precise setups.
The optical plummet is twist- focus with 2.5X magnification.
It has a 60-second adjustable plate vial.
The precision-machined axis rotates 360 degrees.
This adapter is compatible with all prisms with a 24.9 mm bayonet base.
The adjustable height is 100 mm to 120 mm.
It fits all standard three-prong tribrachs.
The over point accuracy is 0.5 mm at 1.5 m.
Weighs 1.70 lb (0.77 kg)