Keeping spool (with SMB attached) from unwinding underwater

Scuba Surface Marker Buoy (SMB) Set, 5ft Hi-Visibility Reflective Band Open Bottom Safety Sausage with 100ft Alloy Finger Spool Dive Reel and Double-ended Snap Hook Fits Underwater Fluorescent Yellow

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

mounted my SMB

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How To Prep A New Reel/Spool for Scuba Diving

Scuba Surface Marker Buoy (SMB) Set, 5ft Hi-Visibility Reflective Band Open Bottom Safety Sausage with 100ft Alloy Finger Spool Dive Reel and Double-Ended Snap Hook Fits Underwater Fluorescent Yellow