<p><strong>RACH-Series, Aluminium Hollow Plunger Cylinders</strong></p> <ul> <li>Hollow plunger cylinder design allows for both pull and push forces</li> <li>Composite bearings increase cylinder life and sideload resistance</li> <li>Hard-Coat finish on all surfaces resists damage and extends aluminium cylinder life</li> <li>Floating center tube increases seal and product life</li> <li>Handles standard on all models</li> <li>Steel base plate and saddle for protection against load-induced damage</li> <li>Integral stop ring prevents plunger over-travel and is capable of withstanding the full cylinder capacity</li> <li>High strength return spring for rapid cylinder retraction</li> </ul> <p><strong>RRH-Series, Double Acting Hollow Plunger Cylinders</strong></p> <ul> <li>Enerpac hollow plunger cylinders allow for both pull and push forces</li> <li>Double-acting cylinder version for fast retraction</li> <li>Relief valves prevent damage in case of over-pressurisation</li> <li>Baked enamel finish for increased corrosion resistance</li> <li>Collar threads enable easy fixturing (except RRH-1001 and RRH-1508)</li> <li>Nickel-plated, floating center tube increases product life</li> <li>CR-400 coupler and dust cap included on all hollow plunger models</li> <li>Plunger wiper reduces contamination, extending cylinder life</li> </ul> <p><strong>RCH-Series, Hollow Plunger Cylinders</strong></p> <ul> <li>Hollow plunger design allows for both, pull and push forces</li> <li>Single-acting, spring return</li> <li>Cylinders are nickel-plated, floating center tube on models over 20 tons increases product life</li> <li>Baked enamel finish for increased corrosion resistance</li> <li>Collar threads for easy fixturing</li> <li>RCH-120 cylinders include AR-630 coupler and has 1/4" nptf port</li> <li>RCH-121 and RCH-1211 cylinders have FZ-1630 reducer and AR-630 coupler, all other models feature CR-400 coupler</li> </ul>