Probe (sheath) diameter

Source: https://baymeters.com/products/option-set-1653966-dropdown-4

VariantPriceAvailability
¦µ8mm8.00 USDIn Stock
¦µ8mm Core-Pull Type8.00 USDIn Stock
¦µ10mm Core-Pull Type12.00 USDIn Stock
¦µ16mm Core-Pull Type18.00 USDIn Stock