The E-LOCK/Swivel Combo combines two great locks by DuraSafe. The universal design of the E-LOCK fits most popular GPS, fish finder, chart plotter and VHF brands. Its simple, compact and easy to install.The Swivel Mount Lock comes in three sizes and fits the most popular marine electronic mounts available from RAM. This keyed-alike set replaces the factory knobs and once locked, prevents removal. With a DuraSafe E-LOCK/Swivel Combo, ultimate protection against marine electronic theft is achievedFeaturesCan be keyed to many of our other locksCompactEasy to installPrevents theftAll locks ordered can be keyed alikeReversible key for easy insertionDust cap and SS shutter seals out dirt, dust and moistureSave time and wear and tear on equipmentEliminates the hassle of uninstalling and reinstalling equipmentPeace of mind knowing your electronics are secure*Mount and Electronics NOT included