Enerpac® hydraulic cylinder, double-acting general purpose hydraulic return solid plunger, series: RR series, 221 ton advance, 112.5 ton retract capacity, 7-1/2 in bore, 6 in stroke length, 16.94 in retract, base mounting, 3/8-18 NPTF port, 5-1/4 in rod dia, 10,000 psi pressure, steel housing material, baked enamel, 9.75 in OD x 22.94 in H. Enerpac® RR2006 Double-Acting General Purpose Hydraulic Return Solid Plunger Hydraulic Cylinder