Simpson Rough 12 x 12 Adjustable Post Base ZMAX ABU1212RZ PACK:1 Ea It eliminates complicated stringer notching

It eliminates complicated stringer notching that can weaken the stair stringers

T40 6-Lobe drive - provides high torque transfer and reduces cam-out

Installation is made easier using Simpson Strong-Tie Strong-Drive SDS Heavy-Duty Connector screws into the wood member and Titen HD anchors into the masonry

this model features an NT40 spindle taper

Simpson Rough 12 x 12 Adjustable Post Base ZMAX ABU1212RZ PACK:1 Ea It eliminates complicated stringer notchingSimpson ABU1212RZ ABU ZMAX Galvanized Adjustable Post Base for 12x12 Rough is a heavy duty connector from Simpson Strong Tie engineered to attach wooden posts to existing concrete in high capacity applications. The built in 1 in. standoff helps prevent rot at the end of the post, while the slotted anchor hole in the base provides adjustability for precise post placement. Whether securing structural posts in basements or exposed exterior environments,