7740-19-SP
Regulator Repair Kit for 1600, 5260, 5740, and 740 Series Regulators (2" Diaphragm). This single repair kit works for both CO2 and N2 regulators and contains everything you need to service your model after years of use. It contains a diaphragm, capsule, and tank nipple O-rings to solve issues at the most common wear and leak points.