The two-piece, Light Source Mega Batten Clamp is great way to hang 1-1/2" pipe. The tight compression fit keeps pipe from rotating within the clamp. The Mega Batten Clamp wraps around the pipe batten on both sides and fastens with two 5/16"-18 tpi Socket Cap Screws using a 1/4" hex driver. Secure to structural supports through nominal 1/2" hole at top of clamp with up to a 1/2" shackle pin, quick link, or turnbuckle jaw. CNC Machined 3/16" thick x 2" wide 6061T-6 Aluminum.