12" Corner Brace - Electro-Galvanized Large Diameter Concrete Screws Flat head with under-head serrations

Flat head with under-head serrations for flush seating and reduced spin-out

This product is intended for use with 5x5 lumber but is also available in other sizes

If you have a nominal joist measuring 3-1/2" x 5-1/2" you will need an APHH46 Decorative Heavy Joist Hanger

(2) STN22 Hex Head Washers

The Simpson LCC3

12" Corner Brace - Electro-Galvanized Large Diameter Concrete Screws Flat head with under-head serrations12" Corner Brace Electro Galvanized provides added strength and stability to strut channel framing systems. The two hole channel brace connects two channels together at the corners at the top of the channel. Electro Galvanized Steel should be used in interior applications where conditions are dry, and humidity is low.