Roman Tub Drain Trim, 3-9/16 in. OD and 2-7/8 in. Hole-to-Hole• Roman tub drain top only• 2-7/8 in. holes center-to-center• Two (2) 8-32 x 1/2 in. screws included• Solid brass construction• Fits Oatey #151, Casper 140, Plumbing Products EZ-Test 2, or equivalent• Do not use plumber"s putty for installation