KOHLER K-5383-NA Rough-In Full Skirt Trap and Attachment System, 6.81 x 7.63 x 11.56 inches , Black
Brand: Kohler
Color: Black
10 In. (254 mm) rough-in
Converts standard 12 in. (305 mm) rough-in products to 10 in. (254 mm) configuration
Plastic trapway
For use with the K-3981 Tresham one-piece toilet