General description The Mophorn Fence Post Anchor Ground Spike is designed for durability and stability, made from high-hardness steel with a corrosion-resistant powder coating. This product is ideal for supporting and protecting outdoor fences, mailboxes, decks, and garden railings. Technical specifications Model: FX-3.5-36-4 Fit Lumber Size: 3.5 in / 89 mm Total Height: 36 in / 914 mm Nail Length: 30 in / 762 mm ±10 mm Material Thickness: Nail Board: 1.7 mm, Column Fixing Plate: 1.7 mm, ±0.1 Main Material: Steel Net Weight (with Accessories): 14.62 lb / 6.63 kg Product Dimensions (L x W x H): 4.45 x 4.45 x 36.02 in / 113 x 113 x 915 mm Quantity: 4 pcs Compatibility and accessories Fence Post Anchors x 4 Screws x 8 Anti-loose Nuts x 8 User Manual x 1 Installation Installation is straightforward—no digging or cement is required. Simply position the spike, add a wood block, and hammer it into the ground. Check for level after a few strikes, drive it fully into the ground, and then