The KQB2 one-touch fitting is compact and lightweight and uses electroless nickel-plated brass components as standard specification. The maximum operating temperature is 150° C. KQB2 fittings can be used with fluid and in environments with high temperature change. Configuration variations have been improved to 17 models. Applicable pipe sizes are Ø3.2 to Ø16 and 1/8" to 1/2". The KQB2 series is available with M, R, Rc, UNF, NPT or G connection threads.