This new float assembly is of much higher quality. It is of substantial and robust design with a large-volume float and positive shut-off action. This valve is rated 100+ p.s.i. The seal can be replaced. Float level is easily adjusted and set. This assembly will fit all of our livestock water bowls. Total overall length 24.5cm (float arm including float 15cm). Float only is 9.5cm long by 5cm diameter.