NW/KF Aluminum Flange Clamp + Flange Centering Clamp Ring Centering O-rings with Fluorine Rubber (kf-50) - Labideal
Round Angle Flange - Grain Supply
OATEY 3 in. PVC Open Offset Toilet Flange with Stainless Steel Ring 436052 - The Home Depot
Ideal Vacuum | ASA 8 Inch Blank Flange with O-Ring Groove, Not Bored, Not Rotatable, 13.50 in OD, 11.75 in BCD, 0.81 in Hole Diameter, 8 Holes, 304 Stainless Steel
Ring Type Joint Flange Manufacturers, ASME B16.5 RTJ Flange
The Clam Flange" Two-piece Toilet Flange Repair Ring {1354500} - - Amazon.com