Send us a message. Kohler C3050 Electric Bidet Seat for Elongated Toilets White Model K-18751-0. Unit has never been installed or used. Understand that in Open Box Listings, the box is not always going to be perfect. You will receive the EXACT unit and parts shown. 20.69″L x 16.94″W. If there is an issue you will see them in the photos, and explained in the listing. Trust the feedback as I try to make sure you get what I say in the listing. I will outline anything that seems out of place for the item in mention. If there is something specific that you would like to know. All photos are considered to be part of the description. If at any time you are concerned with item condition.