Geberit 115.792.GH.1 Sigma60 Complete Toilet Actuator Rough-In and Trim Set, Brushed Chrome Complete trim and installation set for Sigma60 actuator plate For use with Geber it concealed tank UP320/UP720 (111.335.00.5, 111.728.00.1 For dual flush For 2x6 installations Not suitable for Geber it concealed tank UP300/UP700//UP172/UP200