Simpson Strong-Tie ABW66Z 140mm x 138mm Standoff Post Base Pre-Galvanised ABW66Z

Part Number: ABW66Z
Pack Size: 1 Unit

Heavy-Duty Adjustable Post Base with Moisture Protection

The Simpson Strong-Tie ABW66Z is a robust retrofit post base, engineered to securely anchor large timber posts while protecting them from ground moisture. With a 25mm standoff height, it elevates the post base to reduce the risk of decay, significantly extending the lifespan of structural timber. This model is ideal for high-capacity applications where strength, adjustability, and corrosion resistance are essential.

Key Features

• Retrofit, adjustable post base for flexible installation

• 25mm standoff reduces moisture accumulation at the timber base

• Designed to suit larger timber sections – up to 133mm x 133mm

• Constructed from pre-galvanised steel for corrosion resistance

• Reinforced for structural durability in load-bearing conditions

Benefits

• Helps prevent timber rot and decay at ground level

• Quick to install in concrete or masonry bases

• Ideal for high-stress applications in decks, porches, and outdoor structures

• Cost-effective alternative to embedded post supports

Dimensions

• Post Width (A): 133mm

• Post Depth (B): 133mm

• Base Thickness: 2.5mm

• Strap Thickness: 2.0mm

• Stand-Off Height: 25mm

Material Specification

• Material: Pre-galvanised steel

• Finish: Zinc-coated for general corrosion protection

• Suitable for outdoor applications with low-to-moderate exposure

Typical Applications

• Large timber post installations

• Decking support systems

• Pergolas, shelters, and outdoor pavilions

• Timber frame footings on concrete slabs or pads

Important Note

Lateral restraint is required with this product.