Simpson Strong Tie

Simpson Strong-Tie ZMAX 6 in. x 6 in. Galvanized Adjustable Post Base

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Simpson Strong-Tie Adjustable 6x6 Post Base

The AB series of retrofit adjustable post bases provide a 1" standoff for the post, are slotted for adjustability and can be installed with nails, Strong-Drive® SD Connector screws or bolts (ABU). Depending on the application needs, these adjustable standoff post bases are designed for versatility, cost-effectiveness and maximum uplift performance.


  • Sold individually


  • Product Depth ~ 6"
  • Product Width ~ 6"
  • Height ~ 2.8"


  • All galvanized, in ZMAX® coating


  • Attaches a post to existing concrete for decks, patio covers and other top-supported structures
  • Features 1 in. standoff to help prevent rot at post end
  • Slotted for adjustability
  • Designed for versatility, cost-effectiveness and maximum uplift performance
  • Nominal post size: 6 in. x 6 in.
  • Made from 12-Gauge base; 14-Gauge strap
  • ZMAX galvanization offers extra corrosion resistance for exterior and treated-wood applications
  • Install with 10d common nails or #9 x 1-1/2 in. Strong-Drive SD screws

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