uxcell Adjustable Pipe Bracket Clamp, 1-9/16" (40mm) Wall Ceiling Mount Iron Pipe Strap Support 5pcs - - Amazon.com
Amazon.com: AKIHISA 10 Pack Split Ring Pipe Hanger Heavy Duty Adjustable Pipe Bracket Clamp Wall Mount Ceiling Mount Pipe Support ID 1 1/4 Inch(32mm) : Everything Else