Simpson ATRM9-3 1-1/8 in. x 36 in. All-Thread Rod, Grade 55 Medium-Strength Air Filtration supporting versatile anchorage placement across

supporting versatile anchorage placement across a wide variety of applications and job site configurations

not standard wood screws

#8 x 1-1/4" size with 0

Smooth Head Pattern - Clean

Simpson ATRM9-3 1-1/8 in. x 36 in. All-Thread Rod, Grade 55 Medium-Strength Air Filtration supporting versatile anchorage placement acrossThe Simpson Strong Tie ATRM 1 1 8 in. x 36 in. All Thread Rod, Grade 55 is a fully threaded steel rod engineered as a tension transfer element for structural systems designed to resist seismic and wind forces. By providing a continuous and reliable load path from roof to foundation, this all thread rod plays a critical role in keeping structures secure under lateral loading conditions. Whether used in a continuous rod tiedown system for shearwall