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Simpson Strong-Tie ABU Adjustable Post Base with Uplift for 4 x 4 post, ZMAX®

In stock
The ABU is designed to attach wooden posts to existing concrete in high capacity applications. The built-in 1 in. standoff of this adjustable post base helps to prevent rot at the end of the post. The ABU has a slotted anchor hole in the base for adjustability and attaches to the post with nails, Strong-Drive® SD Connector screws or bolts. This versatile post base makes a cost-effective option for securing a post to the foundation, with a design built for maximum uplift performance. Width 3-9/16 in. Length 3 in. Height 5-1/2 in. HB 1-3/4 in (see image 4)
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  • The slot in the base enables flexibility around the anchor bolt, making precise post placement easier
  • 1 in. stand-off design meets code requirements for structural posts installed in basements or exposed to weather or water splash
  • Increased uplift loads for earthquake or wind loading
More Information
TypeRetrofit Post Base
Size4 x 4
Gauge16 ga.
BrandSimpson Strong Tie
Manufacturer CodeABU44Z
Fasteners Needed: Nails 16d = 0.162 in. dia. x 3 1/2 in. long, 10d = 0.148 in. dia. x 3 in. long.
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