3-1/2" Pipe Strap For Strut Channel - Electro-Galvanized Large Diameter Concrete Screws while the 316 stainless steel

while the 316 stainless steel construction offers the highest level of corrosion resistance

Bolted Installation: Attaches securely to studs

For efficient installation

The 1-5/8" x 3-1/4" Solid Strut Channel 3 ft

Self-drilling tip reduces the need for predrilling

3-1/2" Pipe Strap For Strut Channel - Electro-Galvanized Large Diameter Concrete Screws while the 316 stainless steelElectro Galvanized is a pipe strap used to secure downpiping. The 2 hole design requires 2 machine screws and 2 channel nuts for installation. The hardware can be found here. Sits on top of 1 5 8" wide channel along the track. Electro Galvanized steel should be used in interior applications where conditions are dry and humid.