Simpson 4 x 4 Concealed Post Base Stainless Steel CPT44SS Siding/Fencing/Trim Nails By preventing adhesive from running

By preventing adhesive from running out of the drilled hole and automatically centering the threaded rod or rebar dowel during insertion

5 is installed using 30 Strong-Drive SDS Heavy-Duty Connector screws measuring 1/4 in

The Type 305 stainless steel finish makes this screw a smart choice for high-moisture or chloride-rich environments where standard carbon steel fasteners would corrode and stain deck surfaces over time

Seat Depth: 2-1/2 in

Simpson 4 x 4 Concealed Post Base Stainless Steel CPT44SS Siding/Fencing/Trim Nails By preventing adhesive from runningSimpson CPT44SS CPT Stainless Steel Concealed Post Base for 4x4 by Simpson Strong Tie is a premium concealed post base engineered for 4x4 nominal post sizes. It incorporates a knife plate with a standoff base to achieve a clean, concealed look while providing a code compliant 1 in. standoff height above concrete reducing the potential for decay at post or column ends and meeting requirements for structures exposed to weather, water splash, or basement