This is a black metal split bolt tensioner for 2 in. tape used on the end of runs to tighten up the tape.Features Use to adjust tension in line Use to end a line at corner or gate end Bolt has slit to run tape through and tighten. Once done tighten nuts to keep tight Primary Color - Black Fence Post Type - Wood Attachment Position - Front or Back Attachment Method - Nails/Screws Insulator Material - Insulated Stainless Steel Dimension - 7 x 3 x 2 in. Item Weight - 0.3 lbs. - SKU: FMSP043