4Pcs 4"x4" Heavy Duty Stainless Steel Post Base,Post Anchor Bracket, Concrete Support Anchor Base Wood Post for Deck Railing, Fences, Mailboxes, Pavilions,Deck Porches Inner Size:3.5"x3.5" (4, 4"x 4")

Features

• 【HIGH-QUALITY MATERIAL】Post base bracket is made of heavy-duty thickened stainless steel plate, Seamlessly welded in strict accordance with construction standards, And the surface is high-temperature sprayed with dark gray outdoor-specific powder, Which is waterproof and rust-resistant.Besides, it is also not easy to corrosive and scatch in bad weather condition,so there is no need to worry about the rust and broke up.
• 【WIDE APPLICATIONS】The wood post can be fastened by post brackets to increase security. It can be used as a connection between wood posts and wet paved concrete foundations for deck railings, patio posts, fences, gazebos, mailboxes and more.
• 【FITS 4"x4" POST ANCHOR】Its standard dimension allows you to install post 4x4''(fit 3.5''x3.5'' square wood post) on existing concrete easily.Thick of Base: 0.2"/ thick of Vertical board: 0.16"
• 【EASY INSTALLATION】It allows easy installation on wood posts on existing concrete. Unlike steel spikes where you need to dig the ground or use a screwed flange, this product can be easily mounted which will support your fences and provide adequate resistance to avoid base rotation.
• 【FLEXIBLE DESIGNED】It will secure your posts or repair rotten ones with no digging, concrete and mess while keeping the post sturdy and long lasting for many years. Twin bolt mechanism for easy tightening or removal of damaged posts..You can even install these posts brackets without inserting it into the ground. It is suitable for indoor and outdoor.