Retrofit Post Bases
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4 Post size
- Load Capacity: Engineered to withstand high uplift loads, making it ideal for longterm performance.
- Versatile Application: Intended for use with 4x4 lumber with a slotted base for adjustable installation.
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- Connection Type: Designed to reinforce existing posts and columns provide a secure connection.
- Lumber Size: Intended for use with (2) 2x4 or larger posts/columns.
Regular price $7.30Regular priceUnit price / perSale price Sale 7.30You Save 0%Ships today when you order in the next 3 hours 1 minute -
6 Post size
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Regular price $54.99Regular priceUnit price / perSale price Sale 54.99You Save 0%Ships today when you order in the next 3 hours 1 minute
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3 Post size
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Regular price $42.99Regular priceUnit price / perSale price Sale 42.99You Save 0%Ships in 1-2 business days.
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6 Post size
- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with Rough Cut 4x4 lumber with a slotted base for adjustable installation.
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3 Post size
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4 Post size
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3 Post size
- Load Capacity: Engineered to withstand high uplift loads, making it ideal for longterm performance.
- Versatile Application: Intended for use with Rough Cut 4x4 lumber with a slotted base for adjustable installation.
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- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with 8x8 lumber with a slotted base for adjustable installation.
Regular price $142.99Regular priceUnit price / perSale price Sale 142.99You Save 0%Ships today when you order in the next 3 hours 1 minute -
- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with 5x5 lumber with a slotted base for adjustable installation.
Regular price $62.99Regular priceUnit price / perSale price Sale 62.99You Save 0%Ships today when you order in the next 3 hours 1 minute -
- Increased Load Capacity: Engineered to withstand higher lateral and uplift loads, making it ideal for structures like pergolas or gazebos that require additional stability.
- Versatile Application: Intended for use with 7 1/8x7 1/8 lumber with a slotted base for adjustable installation.
Regular price $78.99Regular priceUnit price / perSale price Sale 78.99You Save 0%Ships Nov 24 when you order now -
SKU: ABU88RHDG
Simpson ABU88RHDG Rough Cut 8x8 Adjustable Post Base - Hot Dip Galvanized, Made to Order Non-Returnable
No reviews- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with Rough Cut 8x8 lumber with a slotted base for adjustable installation.
Regular price $165.33Regular priceUnit price / perSale price Sale 165.33You Save 0%Made to OrderShips Nov 24 when you order now -
- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with 6x5 lumber with a slotted base for adjustable installation.
Regular price $50.99Regular priceUnit price / perSale price Sale 50.99You Save 0%Ships Nov 24 when you order now -
- Increased Load Capacity: Engineered to withstand higher uplift loads, making it ideal for areas prone to earthquakes or high winds.
- Versatile Application: Intended for use with 5x6 lumber with a slotted base for adjustable installation.
Regular price $73.99Regular priceUnit price / perSale price Sale 73.99You Save 0%Ships Nov 24 when you order now -
3 Post size
- Increased Load Capacity: Engineered to withstand higher lateral and uplift loads, making it ideal for structures like pergolas or gazebos that require additional stability.
- Versatile Application: Intended for use with Rough Cut 4x4 lumber with a slotted base for adjustable installation.
Retrofit Post Bases
ABA Adjustable Post Bases
The ABA Adjustable Post Base is perfect for general applications. Its versatile design makes it ideal as a deck post base, providing the flexibility needed for various construction scenarios.
- Features: Basic adjustable design.
- Benefits: Easy to install, versatile for many uses.
- Use Cases: Deck posts, light construction projects.
Available Options:
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Sizes:
- Nominal Lumber: 4x4, 4x6, 6x6, Double 2x4
- Rough Cut Lumber: 4x4, 4x6, 6x6
- Finishes: ZMAX for enhanced corrosion resistance
ABU Adjustable Post Bases
The ABU Adjustable Post Base offers additional support for heavier applications, making it suitable for projects that require more robust connections.
- Features: Enhanced support structure.
- Benefits: Provides extra stability for heavier loads.
- Use Cases: Heavier posts, structural support applications.
Available Options:
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Sizes:
- Nominal Lumber: 4x4, 4x6, 6x6, 8x8, 10x10, 12x12
- Rough Cut Lumber: 4x4, 4x6, 6x6, 8x8, 10x10, 12x12
- Finishes: ZMAX, Hot Dip Galvanized, Stainless Steel
ABW Adjustable Post Bases
The ABW Adjustable Post Base is designed with wraparound support for three sides of the post, offering superior stability and strength for your construction needs.
- Features: Wraparound design for three-sided support.
- Benefits: Maximum stability and support for posts.
- Use Cases: Applications requiring strong lateral support, such as fences and gates.
Available Options:
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Sizes:
- Nominal Lumber: 4x4, 4x6, 6x6
- Rough Cut Lumber: 4x4, 4x6, 6x6
- Finish: ZMAX for corrosion resistance
RPBZ Retrofit Post Bases
The RPBZ Retrofit Post Base is ideal for strengthening existing posts and columns. It is perfect for reinforcing old posts and connecting new ones, making it an excellent choice for fence post anchors.
- Features: Strong retrofit design.
- Benefits: Reinforces and extends the life of existing posts.
- Use Cases: Fence post anchors, repairing and strengthening old posts.
Available Options: Available in ZMAX finish for enhanced corrosion resistance, and can be used with 4x4 or 6x6 post bases.
CPTZ Concealed Post Ties
The CPTZ Concealed Post Tie offers a sleek, hidden appearance while preventing rot. It meets building codes for post anchors for 4x4 posts, providing both functionality and aesthetics.
- Features: Concealed design, rot prevention.
- Benefits: Maintains a clean look, extends the lifespan of posts by preventing rot.
- Use Cases: 4x4 post anchors where appearance and durability are crucial, such as in pergolas and decorative posts.
Available Options: Available in ZMAX finish for enhanced corrosion resistance and available for 4x4, 6x6, or 8x8 posts.

















