VistaView CableTec Stainless Steel Hand-Crimp Stud and Stud Turnbuckle Middle of Run Tensioner for 1/8" Cable Railing (Lot of 1) Amount of take-up (length of pipe turnbuckle body) = 4", Length of studs = 3-3/4" T316 marine grade stainless steel for maximum durability, strength and weather protection.