Double Nut Multi-Point Tank-to-Bowl Mounting System for Easy Tool-Free Installation; Elongated Bowl for Added Comfort and Ease of Seating Onto the Bowl; Large 2 Inch Fully Glazed Trapway for Clog-Free Waste Removal; Large Dual Fed Siphon Jets Increases the Speed of the Flush for a Quick and Clean Bowl Everytime; ADA Compliant 16-1/2", 12" Rough-In, 1.6 GPF, White, Vitreous China, Floor Mount, 2-Piece, Elongated, Toilet Bowl