Stern Drive Lock

The best protection available against expensive stern drive theft. Simply replace one of the stern drive mounting nuts with a lock. These stern drive locks are fully machined from high quality stainless steel and are through-hardened. This proven design features a free-spinning collar that turns if attacked by gripping tools without loosening the lock. Fits the following single drives: Mercruiser Alpha, Bravo I-III (Incl. X and XR), Blackhawk, OMC Cobra and King Cobra, Volvo SX, DP-S.

If you have any questions about this item or to pay for your purchase via credit card, please contact us at 508-791-4917.  

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