Free Ground Shipping Over $199

Simpson Anchors  |  SKU: ABU88SS  |  Barcode: 707392439103

Simpson Strong-Tie ABU88SS (8" x 8") ABU Adjustable Post Base with Uplift - Stainless Steel

$589.71
Shipping calculated at checkout.

Bulk Pricing Available

Need to place a large order? Request a quote

Key Specifications

For treated lumber: Yes
Material: Stainless Steel
Post size: 8X8
Type: Adjustable Post Base

Description

Simpson Strong-Tie ABU88SS Description

The Simpson ABU88SS Adjustable Post Base is designed to securely attach 8x8 wood posts to concrete, offering high capacity uplift support and corrosion resistance.

Simpson Strong-Tie ABU88SS Includes

  • (1) Adjustable Stainless Steel Post Base for 8x8

Simpson Strong-Tie ABU88SS Features

  • Increased Load Capacity: Engineered to withstand higher uplift loads, ideal for areas prone to earthquakes or high winds.
  • Versatile Application: Designed for use with 8x8 lumber and features a slotted base for adjustable installation.
  • Enhanced Durability: Includes a 1-inch standoff design to prevent post rot and meet code requirements.
  • Maximum Corrosion Resistance: Constructed from stainless steel for unmatched durability in harsh environments.

Simpson Strong-Tie ABU88SS Applications

  • Securing wood posts to concrete in construction projects.
  • Providing high capacity uplift support in earthquake or high wind areas.
  • Preventing post rot with a standoff design for durability.

Simpson Strong-Tie ABU88SS Installation Overview

  1. Align the post base on the concrete surface.
  2. Secure the base using the specified concrete anchors.
  3. Attach the wood post to the base using nails or Strong-Drive SD Connector screws.

Simpson Strong-Tie ABU88SS Specifications

Material Stainless Steel
Fasteners required (18) 0.162 x 3-1/2" Nails Or (8) 1/4" x 3" SDS Screws, (2) 5/8" Concrete Anchors
For Treated Lumber Yes
Post size 8x8
WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

  • 400K Square Feet of Warehouse Space

    With over 400,000 square feet of warehouse space, Total Fastening is built for speed and scale. We are a full service retailer of Simpson Strong-Tie anchors, connectors, and structural solutions - so you get what you need, when you need it.

  • Real Support from Industry Pros

    When you call Total Fastening, you’re talking to experienced professionals—not a call center. Our team understands the products and the jobsite demands. Whether it’s a spec check or a bulk quote, we deliver answers fast and service you can count on.

  • Contractor Partner

    From one-man crews to large-scale builders, our sales team is on hand to support contractors at every level. Need bulk pricing? Bidding a job? Our team works directly with you to quote high-volume orders, assist with material lists, and keep your projects on schedule. We know what’s at stake when time and accuracy matter.