30 Ton Cylinder, single acting, 0.50 stroke PowerX flat body cylinders are designed with a flat profile, in order to fit in places where other cylinders will not. Low profile, high tonnage steel construction. Single acting heavy duty spring return. Grooved plunger ends. 3/8 NPTF high flow coupler with dust caps. Durable exterior finish and ANSI B30.1 compliant.