Enter or verify that code JULY14 is in your cart at checkout, and a $50 discount will be applied to your order over $250, or a $15 discount will be applied to your order over $100. Your savings will be based on the merchandise total only, excluding shipping, handling, additional freight, and taxes. This offer can not be combined with any other offer. Other restrictions and exclusions may apply. Click here for full details >
Product DescriptionImportant Protection For Your Stern Drive! Made of naval brass and hardened stainless steel, McGard locks feature a free-spinning collar that turns if attacked by gripping tools, without loosening the lock. Simply replace one of the nuts holding the stern drive and tighten with the special key tool provided. Fits Mercruiser Alpha & Bravo and OMC Cobra & King Cobra stern drives. 7/16" thread.