Integy Silver Rear Super-Duty Turnbuckles features include, Heavy duty construction. 4.5mm steel turnbuckle. Silver captured rod ends, "Integy" logo printed on each rod end. Adjustment wrench with 6.5mm, 5mm and 8mm slots. Aluminum rod ends with a steel backing nut help hold your adjustment even in rough terrain. INCLUDES: Two assembled turnbuckles. One adjustment wrench.