Ocean Rhino PPD (Powerhead)

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The Ocean Rhino PPD (Powerhead / Personal Protection Device) is the reusable, last-resort personal protection tool for divers in shark-populated environments. Compatible with 7.62x 54 or .223/5.56 caliber ammunition, and available in 8mm (5/16-inch) or 7.1mm (9/32-inch) shaft sizes to match your spear configuration. The PPD is not a toy or a casual accessory — it is a genuine personal protection device for serious underwater situations, and its use requires proper training and awareness of applicable regulations. Reusable Personal Protection Device (PPD / Powerhead) Compatible with 7.62x54 and .223/5.56 caliber ammunition Available for 8mm (5/16") and 7.1mm (9/32") spear shaft sizes For use by trained spearfishers in shark-populated environments Check local regulations before purchase and use Show more