Leica Geosystems GDF311 Tribrach w/o Optical Plummet (842061)
$240.00
The GDF311 (and the GDF312) Professional 3000 series tribrachs are the mid-grade professional tribrachs from Leica.
All Leica original tribrachs comply with the strict specifications and quality standards of Leica Geosystems. Your choice should ideally be made according to your individual accuracy requirements.
These tribrachs are suitable for non-motorised TPS instruments with angle accuracy from 5″ to 7″ and GNSS antenna stations as well as backsights and control points.
The torsional rigidity (or hysteresis) of the Professional 3000 Series tribrachs amounts to a maximum of 3″ (1.0mgon).