You need the 32 bit ones only, and these need to be starting with a version number of 10 (that is to say, from the SQL Server 2008 range). The current latest version is the SQL Server 2008 R2 SP3 Feature pack.
https://www.microsoft.com/en-gb/download/details.aspx?id=44272
Otherwise, you can use the link to the SP1 version, that is provided on page 16 of the SEE Install Guide:
https://www.symantec.com/docs/DOC9134
These should work fine with communicating with a SQL Server 2016 Instance.