The Bemis Venezia STA-TITE slow close is a long-lasting, Durolux thermoset plastic seat, designed for majority of manufacturers? universal shaped pans in Commercial and Residential applications with adjustable chrome plated hinges. This seat features STA-TITE: the patented fixing system that always stays tight and takes the guesswork out of installation. The lower portion of the nut shears off when the proper tightness is reached, so it is always perfectly tight.