Tie-rod Cylinder features a no-pinch point design.
Press Release Summary:

Original Press Release:
TRD Now Offers a Micro-Adjust NFPA Tie-Rod Cylinders
August 1, 2001, Monee, Illinois - TRD Manufacturing, a Bimba Company, now offers a NFPA tie-rod cylinder with a calibrated stop collar that allows for precise adjustment of extend stroke. Once adjusted, the stop collar can be locked in place and offers an easy to read precision scale, a .001" calibration. The Micro-Adjust has a no "pinch point" design.
The TRD micro-adjust is available standard TA series and multi-stage MSE series cylinders. Standard bore sizes range from 1-1/2" to 8", up to 6" stroke and adjustment, and various standard NFPA mounts. Options include bumpers, magnetic piston, metallic rod scraper, and high temperature seals.