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Apeks Delayed Surface Marker Buoy (SMB) - The Scuba Doctor Dive Shop - Buy Scuba Diving, Snorkelling, Spearfishing and Freediving Gear from Australia's best online dive retailer
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The Secret Sauce for Surface Marker Buoy (SMB) Deployment - International Training - SDI | TDI | ERDI | PFI
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Amazon.com : DiveSafe Delayed Surface Marker Buoy - 6ft Open Bottom with Over Pressure Valve, High Visibility Reflective Band, Strobe Light or Flashlight Holder, 100ft ABS Finger Reel and Whistle : Sports
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