Product Features: Covered by Kohler's limited lifetime warranty for cast iron components Shower base is constructed of enameled cast iron - combines the strength and durability of cast iron with the damage-resistance and easy cleaning capability of a baked enamel finish Safeguard® slip-resistant finish for added safety Rim design is optimized for both water containment and aesthetics Recessed drain located on the left side - ideal for new construction Optional removable drain cover is sold separately Sturdy mounting assembly - ensures safety and reliability Product Technologies / Benefits: Enameled Cast-Iron: Kohler Enameled Cast-Iron combines the strength, durability, and insulation benefits of cast-iron with the scratch, chip, and burn resistance of a baked, powder coat finish and comes with an exceptional Lifetime Limited Warranty. When these materials are combined it gives the sink or tub the strength to last a lifetime of use. Kohler Enameled Cast-Iron is also available in a wide variety of specialty colors allowing you to truly customize your home. Product Specifications: Overall Height: 4-1/2" (measured from top to bottom of base) Overall Width: 32" (measured from back to front of base) Overall Length: 60" (measured from left to right of base) Base Shape: Rectangular Installation Type: Alcove Number of Thresholds: 1 Drain Outlet Connection: 3-3/8" Drain Placement: Left Number of Tiling Flanges: 3 Variations: K-9163: This model K-9164: This model with right drain K-9165: This model with offset left drain K-9166: This model with offset right drain