Series NCM stainless steel cylinder offers space savings, high performance, and interchangeability with other stainless steel cylinders. A wear ring extends the seal life and a bronze rod bushing is standard on all bore sizes. The NCM is available in 4 mounting styles * as well as double rod and spring return or spring extend models. The NCM is auto-switch capable without any change in cylinder dimension. Bore sizes range from 7/16in. to 2in. and standard strokes from 1/2in. to 12in..