The Genuine Toto Universal Fill Valve by Korky is designed to replace all Toto Fill Valves including: Drake, Eco Drake, Ultramax and all other Toto toilet models. Designed to fix no/slow refilling, running and noisy toilets, the fill valve is quieter than other fill valves. The Genuine Toto Fill Valve is very easy to install and adjust, no tools are required. Simply remove your old fill valve or ballcock, insert your new Korky fill valve and adjust. The innovative twist-lock adjustment makes installation easy. Designed to fit more toilets, the fill valve adjusts from 7-3/4 in. to 13-1/2 in. Easy to install, the 528GT includes: (1) 528GT Fill Valve, (1) Refill Tube, (1) Metal Refill Tube Clip, (1) Mounting Nut, (1) Cone Washer, (1) Coupling Nut, (1) Tamper Proof Key and (1) Instructions. Material: Plastic.