【A More Permanent Anchor】 Chain link fence post base for concrete is integrally cast from QT450-10 ductile cast iron, providing a solid foundation for powerful support. The surface is treated with a galvanized paint baking process, crafted with exquisite workmanship to be waterproof and rust-resistant. Not only does it add a highlight to your garden, but it also withstands the test of deterioration and sun exposure. All this makes it a long-lasting installation partner for steel pipes. 【User Friendliness】 ound post anchor base comes with everything you need for installation (Except the drill bit). Four holes is all it takes to install. Fast and easy installation is just the very basic facet of its user-friendly nature. The anchoring bracket’s opening and base are CNC precision turned to achieve a more accurate diameter. Meanwhile, its bottom is flatter and fits the ground snugly to ensure a firm, wobble-free, and stable installation — a true guarantee of user-friendliness. 【Standard Size and Packaging】 Dimensions: Length 5.5” x Width 5.5” x Height 4.25”. Suitable for 2" pipes (Actual outer diameter: 1 7/8”). The package includes 4 chain link fence mount plate units, 16 expansion bolts (Φ9/16” x 4.72”), and 8 side hex screws (Φ3/8” x 9/16”). 【Easy Installation】 Installation can be completed in just 4 steps: 1. Drill four 5-inch deep holes in the concrete base (Drill Bit: Φ5/8”). 2. Place steel fence post floor flange in position, knock the expansion bolts into the holes one by one, and have them tightened. 3. Slide the support rod in, screw the hex screws into the side of the flange plate, and tighten — installation is complete. 【Reliable Guarantee】 The Uphode team is dedicated to providing customers with top-notch products and service guarantees. We fully understand the harshness of outdoor environments. Each 2" pipe floor anchor hd is crafted with strict material selection and superb workmanship, with your satisfaction as our top priority. Don't hesitate to contact us if any problems arise, we will be there for you to resolve your concerns with every bit of efforts. Dimensions: Length 5.5” x Width 5.5” x Height 4.25”. Suitable for 2" pipes (Actual outer diameter: 1 7/8”).