Tribrachs & Adapters

This Seco tribrach features a twist-focus (2.5X mag.) and leveling screws with center line. It has an 8-min vial, 3-prong forced centering and a 5/8 x 11 base.

SECO Tribrach / GPS Tripod Removable Plug Adapter - Brass Center.

This adapts retro prisms to Swiss-style tribrachs Includes a removable Zeiss plug and locking screw Fits all tribrachs Weighs 1.75 lb (0.80 kg)

The rotating friction-top adapter allows the prism to be pointed after installation in the tribrach. Fits all tribrachs.

This tool checks and adjusts optical plummet tribrachs & tribrach bubbles. The adjuster is constructed of precision-machined anodized aluminum with a 2-minute bubble.

Constructed from anodized aluminum, adapts 5/8 x 11 tripod to 3-1/2 x 8 Weighs 0.65 lb (0.30 kg)

Trimble Tribrach with optical plummet for prisms, targets or GNSS setups. Tribrach 3 Pin type (GDM/GTR/ATS).

Replacement Trimble three-jaw Tribrach for Trimble S Series instruments / total stations or Trimble Traverse Prism kit. Also compatible with Trimble SX10 instrument. Does not have optical plummet.

Bright 650-nm focused laser dot Circular vial w/ 8-minute sensitivity Standard three-prong forced centering with center lines Included is a standard 3 volt CR2 lithium battery Weighs 1.65 lb (0.75 kg)

Tribrach with both an optical plummet on the tribrach, as well as an optical path for the instrument or prism base plummet. Replacement tribrach for the Trimble SX10 instrument, also compatible with Trimble S Series instruments.