SDA Air Cylinder 1, Can save installation space. 2, Magnetic switch slots around the cylinder body to install sensor switch. Specification: Ordering code: SDAS2030BTypeMagnetBoreStrokeThread typeSDA: Double-actingS:With magnet12,16,20,25,32,40,50,63,80,100 Blank:Female threadSSA:Single acting-push typeBlank:without magnet B:Male threadSTA:Single acting-pull type N:No thread SDA air cylinder