Brunson 1.5THDN-B Bolt-On Drift Nest for 1.5" SMR Machine Control Receivers the Spectra LR50 is constructed

the Spectra LR50 is constructed from a tough aluminum poly carbonate housing that protects the instrument from knocks and drops

offering 2″ (5 cm) of horizontal travel and smooth

easy-to-read LCD on front and rear makes it ideal for exterior applications

Manufacturer Model Number 835666

settling measurements are possible on railway tracks while under the load of rail traffic

Brunson 1.5THDN-B Bolt-On Drift Nest for 1.5" SMR Machine Control Receivers the Spectra LR50 is constructedThe Brunson 1. 5THDN B Bolt On Drift Nest offers a secure, temporary mounting solution for 1. 5" SMRs (Spherically Mounted Retroreflectors). Designed for flexibility in metrology and laser tracking setups, this bolt on adapter uses a standard #10 or M5 cap screw to mount onto machine tools, concrete, pillars, stands, or other structures. A front mounted magnet securely holds the SMR in place, ensuring precise alignment during measurement. Once your