Keeping spool (with SMB attached) from unwinding underwater

Keeping spool (with SMB attached) from unwinding underwater, Page 11

Scuba Diving Surface Markers

Deploying A Safety Sausage - Scuba Skills

Keeping spool (with SMB attached) from unwinding underwater, Page 11

How To Prep A New Reel/Spool for Scuba Diving

Keeping spool (with SMB attached) from unwinding underwater, Page 6

How do you secure your SMB spool?

DIR- GUE - Spool to SMB attachment, Page 3

Working on a “Accessory Attachment” for my BCD. Any suggestions for improvements? : r/scuba