AnvilStrut Fig 69 1/2 - 1 x 3/8 in. Pre-Galvanized and Zinc Plated Carbon Steel Swivel Ring Hanger - 0500302005 - Ferguson
Highcraft Hinged Split Ring Pipe Hanger, 1-1/2 in. Galvanized Iron Extension Hanger with 3/8 in. Threaded Rod Fitting for Suspending Tubing (5 Pack) - Walmart.com