The T&S Brass 000607-40NS Bonnet Assembly is designed for durability and performance. Measuring 15/16" in height with a 1-1/4" hex size, this assembly is crafted from low-lead, chrome-plated brass, ensuring both safety and a polished finish. It is compatible with the Eterna cartridge and meets NSF standards, making it a reliable choice for your faucet needs. Ideal for maintaining the functionality and longevity of your plumbing fixtures.