Hardware
Post Hardware
Simpson Strong-Tie
$15-$40 eachAdjustable Post Anchors for Precise Post Placement
Adjustable post anchors provide vertical and lateral adjustment after concrete cures, compensating for uneven surfaces, misaligned anchor bolts, and varying footing heights. Their threaded mechanism allows fine-tuning in multiple directions for perfectly plumb posts.
Key Features
- Vertical height adjustment
- Lateral position adjustment
- Compensates for uneven concrete
- Corrects misaligned bolts
- Elevates post above moisture
Specifications
Material: Galvanized or ZMAX steel | Post sizes: 4x4
6x6 | Vertical adj: 1in to 7in range | Lateral adj: Up to 1in any direction | Anchor bolt: 1/2in or 5/8in
Best For
Deck posts on uneven footings
Pergola post alignment
Retrofit post replacement
Sloped site construction
Compatible Materials
4x4 and 6x6 posts
Pressure-treated lumber
Cedar posts
Concrete piers and footings
Pros & Cons
Pros
- ✓ Corrects imperfect concrete work
- ✓ Saves alignment time
- ✓ Multiple adjustment directions
- ✓ Essential for sloped sites
Cons
- ✗ More expensive than fixed bases
- ✗ Threaded components can corrode
- ✗ Limited lateral adjustment
Installation Tips
Set anchor bolt during pour with 3in of thread above surface. After curing, thread anchor onto bolt and adjust. Tighten all lock nuts after final position.
Frequently Asked Questions
Adjustable when footings are at different heights, site is sloped, or you need to fine-tune positions after pour. Fixed bases when footings are precisely uniform.
Most models provide 1-7in vertical and up to 1in lateral. This covers most footing height variations and minor bolt misalignment.