Simpson 20d x 4in Annular Ring Shank Box Nail 316 Stainless Steel 25lb BC Post Base ensuring the code-required minimum of

ensuring the code-required minimum of seven bolt diameters from the end of the post when installed flush with the sill plate

the inserts can be swapped out when worn

height models

and attach to a greater net section area of the column than a bolt attachment normally permits

reducing positioning errors during critical cuts

Simpson 20d x 4in Annular Ring Shank Box Nail 316 Stainless Steel 25lb BC Post Base ensuring the code-required minimum ofThe Simpson T20ABNB 20d x 4" Annular Ring Shank Box Nail in Type 316 Stainless Steel is engineered for demanding construction applications where superior corrosion resistance and long term holding power are non negotiable. Made in the United States, this 25 lb bulk pack delivers professional grade performance in coastal, marine, and high moisture environments. The annular ring shank dramatically increases withdrawal resistance compared to smooth shank