For Illumina Small RNA library prep, adaptors and primers are included in the NEBNext kits.
For Ion Torrent™ library prep, adaptors and singleplex primers are included but multiplex primers must be sourced elsewhere.
NEBNext® is a registered trademark of New England Biolabs, Inc.
Illumina® is a registered trademark of Illumina, Inc.
Ion Torrent™ is a trademark owned by Life Technologies, Inc.