The Gama Sonic Pier Base Mount allows you to mount a 3 inch post lamp top fixture or any light fixture with a standard 3" diameter fitter, giving you the flexibility to choose the best application for your outdoor solar light. This DIY solution provides homeowners looking to elevate their outdoor space effortlessly by illuminating walkways, driveways, patios, decks, fences, columns, or any outdoor spaces. The Gama Sonic Pier Base Mount is constructed of black cast aluminum durable enough to withstand the weather elements all year round.