Return spring is  sized to ensure efficient piston rod return and maximum spring life
Hard chrome cylinder bore and piston rod for maximum corrosion resistance.
Bronze overlay piston bearing area to resist side load induced damage
Bronze overlay piston bearing area to resist side load induced damage
Grooved piston rod end improves load grip
For applications requiring extra closed
height flexibility the (optional) RFJ stack plate kits from 5-30 ton capacity are the perfect tool.