EYE LAG SCREW
The Eye Lag Screw is a galvanized piece of hardware useful in many different applications. An Eye Lag Screw is measured from the base of the eye to the end of the screw threads (e.g. a 4" lag screw has a shank length of 4" with the eye portion of the screw extending past this). Available in various sizes to fit your specific zip line needs.
Not for use in life support applications.