Features 1、100% brand new and high quality. 2、Made of sturdy metal material, this valve is durable. 3、3 in 1 designed valve is mainly used for dental chair. 4、Simple and convenient to use, safe and sanitary. 5、It is a great membrane valve to replace your broken or older one. Specification Features: 100% brand new and high quality. Made of sturdy metal material, this valve is durable. 3 in 1 designed valve is mainly used for dental chair. Simple and convenient to use, safe and sanitary. It is a great membrane valve to replace your broken or older one. Specifications: Material: Metal Type: 3 in 1 Size: 8*5.7cm/3.15*2.24in Quantity: 1pc Weight: 324g(approx.) Package Includes: 1 x Valve Package List