Neodrain 2-Inch PVC Sub Drain, Shower Drain Base, No Hub Shower Drain Base with Rubber Gasket for 2 inch Linear & Square Drain Installation - Amazon.com
Orhemus 2 inch Shower Drain Base Flange Kit with Rubber Coupler Gasket, Threaded Adjustable Ring Adaptor for No Hub Square Linear Floor Drain Installation - Amazon.com
RELN 2 in. ABS Shower Drain Base Flange for Shower Linear and Square Drains FDB00600 - The Home Depot
DEOKXZ 2 Inch Shower Drain Base Flange Kit Base, Threaded Adjustable Ring Adapter And Rubber Coupling Gasket For Installation Of Square Linear Floor Drain Without Hub Pvc - Amazon.com
Bernkot 2 Inch Shower Drain Base Kit PVC Sub Drain with Shower Drain Base Flange Threaded Adaptor and Rubber Coupler Gasket for Square/Linear Shower Drain Installation, PVC - Amazon.com
QuARTz by ACO 93871 Pvc Drain Flange Coupling - Amazon.com
PVC / ABS Sub Drain Shower Drain Base Manufacturer | OEM Service