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OZCO Product shot on white 4X4 6X6 8X8

OZCO OWT Ironwood Post Base Kit

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OZCO Ornamental Wood Ties (OWT) enhances any project with Style & Strength.

The Ironwood Post Base Kit is the sturdy foundation for an endless number of projects from an arbor to a small pergola. The Ironwood Post Base comes in 4"x4", 6"x6", 8"x8"and 10"x10" squares and includes all the necessary hardware for typical installation. OWT saves you time as they do not require extra labor and material to conceal them, and can be used with all types of lumber from pressure treated to cedar and more, giving your project a timeless look.


  • Approved to Use With ACQ Treated Lumber
  • Galvanized Steel
  • Corrosion Resistant Powder Coating
  • No Pre-Drilling Required
  • Hex Head Size 3/8"
  • Hardware Included

Ozco items ship to us from the MFR, allow 2-3 weeks for delivery.

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Ground Shipping Only

This product requires ground shipping.

Priority Shipping Available

Ships to Alaska, Hawaii, and many US Territories.

Special Order Product

This item may not be returned or exchanged.

Important information on these items (please read)

These items are special order and will need extra delivery time of 3-7 weeks.

Due to extremely high demand and unprecedented increase in online shopping of this kind it is likely that other retailers carrying similar or identical items will also be experiencing delays and back orders.

We apologize for any inconvenience this may cause and ask that you cancel the order if this wait is too long.

However, our general advice is to wait out the shipping delay, as many of our customers have had trouble finding what they're looking for and getting it faster elsewhere. Keeping your order current with us is a guarantee that you will get exactly what you need.

If you have questions please contact us and we'd be happy to help.

How to install your OZCO post base

Package Quantity 4" x 4", 6" x 6", and 8" x 8" (4 Decorative Plates, 8 Hex Cap Nuts, and 8 Timber Screws) 10" x 10" (4 Decorative Plates, 16 Hex Cap Nuts, and 16 Timber Screws)
Color Durable Textured Black
Manufacturer OZCO
Manufacturer Link
Dimensions 4" x 4" (4.81 × 8.5 × 4.81 in) | 6" x 6" (4.81 × 9.25 × 4.81 in) | 8" x 8" (4.81 × 10.56 × 4.81 in) | 10" x 10" (11.1 × 10.8 × 11.1 in)
Manufacturer Warranty OZCO Limited Warranty
CA Proposition 65 Warning

OZCO Building Products

OZCO is a company that is passionate about manufacturing the highest quality building products from Decorative Hardware to Post Anchors. They are also a brand for everyone from DIY’ers to Professionals, by providing How-To’s with step by step instructions for all types of Outdoor Living Structures including a Bill of Materials that are easy for anyone use. Hardware designed and manufactured with innovative building breakthroughs so that anyone who uses there products will easily be proud of there work and OZCO's built quality.

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  1. Love Them review by Karen on 6/2/2020
    Overall Product Rating

    We love the Post Base kit that we ordered. We are using them for our stair rail 6x6 post. They are just what we were wanting. Thank you

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