[Request] Conversion S3 to S4 Beach FENCE

Hello!

Is there anyone willing to share info on how to convert a BUILD item (not Object, as I can see tutorials for that) from S3 to S4,

Or,
Convert this Fence (with all necessary permissions and recognition to author) >



Cyclonesue's Beach Fence on TSR

I really need a fence that goes on the beach!

Thank you for reading!