Radium Engineering
Radium Engineering FCST Adapter 6-Bolt to 3-Bolt Filler
Radium Engineering FCST Adapter 6-Bolt to 3-Bolt Filler
Fuel cell fill neck adapter for Radium Fuel Cell Surge Tanks (FCST). Allows modern 3-bolt fill necks to be used on older FCST models that have 6-bolt filler neck hole-patterns.
Genuine Radium Engineering. Part number 20-1127.
Imported to order from our US supply partner — allow 7-14 days delivery.

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