Simpson Strong-bolt 2 Anchor 1/2 X 4-1/4

Product Details Code listed for cracked and uncracked concrete, and masonry applications, the Strong-Bolt 2 wedge-type expansion anchor is an optimal choice for high-performance even in seismic and high-wind conditions. Dual undercutting embossments on each clip segment enable secondary expansion should a crack form and intersect the anchor location; this feature significantly increases the ability of Strong-Bolt 2 to carry load if the hole expands. Key Features Chamfered top designed to prevent mushrooming during installation Qualified for static and seismic loading conditions (seismic design categories A through F) Suitable for horizontal, vertical and overhead applications Qualified for minimum concrete thickness of 3 1/4", and lightweight concrete-over-steel deck thickness of 2 1/2" and 3 1/4" Standard (ANSI) fractional sizes: fits standard fixtures and installs with common drill bit and tool sizes Tested per ACI355.2 and AC193 Material Zinc-plated carbon steel