Used with 3/8 inch EHS Galvanized Strand. These Preformed Big Grips are for use with the ROHN 3/8 inch Strand Guy Wire when guying down ROHN 45G 55G 65G Towers. It's Economical and has 15,400 lbs breaking strength. These Big Grips are pre-formed and easy to use with 1/2 Heavy Open Eye Thimbles
Tower Guy Wire Tension Guide The recommended initial tension in guy wires is 10% of their ultimate tensile strength. There are two different grades of steel used for good guy line (clothes line does not count), HS (high strength) and EHS (extra high strength). The Rohn manual gives the following info on 3/16 and 1/4 in cable.