Highcraft Hinged Split Ring Pipe Hanger, 2 in. Galvanized Iron Extension Hanger with 3/8 in. Threaded Rod Fitting for Suspending Tubing (5 Pack) - Walmart.com
4140 forged ring rolling flange backing ring shaft collar - Buy rolled ring, ring rolling forging, forged ring Product on ZENKUNG FORGING
Pack of 4) Split Shaft Collar Bore 12mm, Aluminum Alloy Two Halves Clamping Collar for Shaft, 30mm OD, 10mm Thickness, with M4 Set Screws: Amazon.com: Industrial & Scientific