1.5″ Ball Probe Seat Bolt-on Monument – Black Hard Coat Anodized Aluminum – Single Bolt

These uncertified drift nests for 1.5″ SMR’s or reference spheres may be temporarily or permanently mounted to a variety of surfaces using M6 or 1/4″-20 socket head cap screws (not included). They may also be mounted using epoxy, hot glue, or other similar adhesives. The black, hard coat anodized finish provides added durability.