Oatey? General Purpose Adjustable Drain Bases feature a barrel assembly that is completely adjustable to meet the finished floor height.
From the Manufacturer
Oatey products can be found in residential and commercial applications and have achieved excellent brand name recognition with consumers. All products are backed with the highest quality technical and customer support programs in the industry
Oatey 82128 4" ABS Pipe Base General Purpose Drain w/ 6" BR Grate Strainer Material Brass - B0069LNH18