Heavy Duty Stainless Steel U-Shape 6x6 Post Holder - Wet Concrete Base

In this review of the Heavy Duty Stainless Steel U-Shape post holder, the bottom line is simple: this is a rugged concrete anchor for anyone wanting to keep a wooden 6' x 6' style post clear of wet concrete and moisture damage. The reviewer finds the bracket is designed and built with heavy-gauge stainless and threaded steel to hold a post above a wet-laid foundation, and it includes the hardware needed for installation; the main reason to buy is the bracket's focus on durability and a cleaner, longer-lasting timber-to-concrete connection.

Key Features

• Heavy-duty material: Fabricated from 201 stainless steel plate with a thickened bottom plate to provide a strong, welded base that resists deformation under load.
• Corrosion protection: Black powder coating adds a waterproof, rust-resistant finish to keep the bracket looking good and functioning in damp conditions.
• Post protection: The U-shaped design separates the wooden post from wet concrete, reducing moisture contact and extending the life of treated timber.
• Complete installation kit: Includes threaded rebar, screws, nuts, washers and a drill bit so the anchor can be set into wet concrete and the post fastened securely without hunting for extra parts.
• Standard fit: Sized to accept standard 6' x 6' style posts (actual fit 5.5' x 5.5') so users can pair it with common timber dimensions without modification.

Who It's For

This bracket is aimed at DIYers, contractors and homeowners installing terrace post bases, pergolas, gazebos, fences and deck railings who want a solid, long-lasting anchor that keeps wood out of direct contact with wet concrete. It suits projects where a visible, bolted connection and corrosion resistance are priorities.

This is not for people who need a concealed in-ground foundation or a custom-sized bracket for nonstandard posts; also those requiring a finished decorative base cover will need to add their own trim. If you need a different post size or a fully hidden installation, look elsewhere.

Pros & Cons

Pros

• Robust construction using thickened stainless plate and through-welded threaded rod provides reliable strength.
• Comes with the necessary screw sets, washers and a drill bit for a straightforward install into wet concrete.
• Black powder coat offers useful rust protection and a neat, uniform appearance on exterior projects.

Cons

• Actual internal fit is 5.5' x 5.5' which may require a tight fit or trimming for true labeled 6' x 6' posts.
• Durability feedback is mixed; while corrosion resistance is good, long-term performance depends on site conditions and installation quality.

Specifications

Material	201 stainless steel plate; 235 steel rebar; 304 stainless fasteners
Intended post fit	Fits standard 6 in x 6 in posts (actual 5.5 in x 5.5 in)
Bracket overall size	L 5.6 in x W 5.6 in x H 18 in (9 in above ground, 9 in into ground)
Bottom plate thickness	Thickened approx 1/6 in
Finish	Black powder coating - waterproof and rust-proof
Set includes	1 bracket, 2 screw/nut sets, 4 hex screws, 8 washers, 1 drill bit, 2 sockets

Our Verdict

The bracket is a practical, value-conscious choice for anyone installing wooden posts into wet-laid concrete who wants to minimize rot and simplify attachment. With heavy-gauge construction, included hardware and a protective powder coat, it delivers a durable, easy-to-install anchoring solution for terraces, pergolas and fences, provided your post dimensions match the actual 5.5 in x 5.5 in fit.

Frequently Asked Questions

Will this fit a true 6 in x 6 in post?
It is sold for 6 in x 6 in posts but the internal fit measures 5.5 in x 5.5 in, so check your post dimensions and plan for a tight fit or trimming if needed.

Is the bracket corrosion resistant?
The bracket uses a black powder coat and stainless components for good rust resistance, though longevity depends on exposure and maintenance.

Does it include all hardware needed?
Yes, the package includes rebar, screw sets, hex screws, washers, a drill bit and sockets for installation into wet concrete.