Telescoping 2-Stage Cylinder Telescoping cylinders provide 100% double acting strokes in a compact, space saving design. Multiple bores and options are available to customize each telescoping cylinder to the application. NFPA Non-Rotating Twin internal, hard-chrome plated guide rod design provides a leak-free operation and higher side-load resistance over typical "square or hex" piston rod, non-rotating designs. All steel NFPA Cylinders A 150,000 PSI compressive strength Cast Iron Rod Busing is useful for demanding applications. Available in multiple rod and bore sizes and ready for quick delivery. New HH Series - Heavy Duty Hydraulic Trunnion Blocks Private Labeling Reed Switch with Circuit Protection & 8mm Connector Solid (1 Piece) Steel MT1 & MT2 Mounts Increased "Max Pull Yield" data for stainless steel alignment couplers Expanded Temperature Range Reed Switch NEW Heavy Duty Hydraulic Cylinders The new HH series brings TRD's extensive machining capabilities and option selection to Hydraulics. All cylinders are made to order and follow TRD's industry leading delivery schedule.