The Manfrotto 358 Survey Top Plate with 5/8" Screw is a spare plate for the 324 Survey Adapter. The 5/8" screw on this plate makes it compatible with the standard attachment interface system used in the survey and measuring industry. 4.9" (124mm) diameter.
Requires the 324 Survey Adapter to allow it to be used with standard 3/8" screw tripods.