Upgrade your outdoor builds with these rugged, black powder-coated steel ground spikes. Engineered for standard 4x4 lumber (fits 3.6x3.6 in. actual), this 2-piece set delivers rock-solid anchoring without messy concrete or digging. Built from high-strength carbon steel with a corrosion-resistant finish, these 22-inch anchors withstand weather year after year. The extended length ensures deep soil penetration for superior hold in clay, loam, or sandy ground. Simply hammer the spike into the earth, insert your post, and secure. By elevating wood above damp soil, these anchors help prevent rot and insect damage. Perfect for fences, mailbox supports, deck railings, and pergolas. Ideal for DIYers and pros alike seeking maximum stability and durability.