VistaView Stainless Steel Hand-Crimp Threaded Terminal for 3/16" Cable Railing (Lot of 1) DO IT YOURSELF  These fittings are used to properly tension cable strands in a DIY cable railing project. ALL-PURPOSE  These threaded tensioners can be used on all sorts of posts, from 4x4s down to 2 pipes. FUNCTIONAL  Use on one end or both ends of your strands for maximum tensioning ability. DECORATIVE  Terminals are primarily housed within end posts with only the stainless nuts and caps exposed on the outside of the post. HIGH-GRADE STAINLESS STEEL  These terminals are made of T316 marine-grade steel that offers maximum durability in harsh climates.