Have three holes at end of the Levers, which can be flexibly adjusted in length, and it ' s constructed for durability and easy to assemble The toilet trip levers works with most front mount toilet flushing systems Make from Iron, ABS, stainless Steels, it durability, hardness, abrasion resistant Toilet handle Levers is also suitable for children and the elderly, and flushes with a simple push Easy Installation: Installing the toilet flush handle is a easily, none tool is required, Manufacturer: Fentency