This is a HELIAX® FiberFeed® Hanger Kit intended for mounting to a 3/8" drilled cable ladder, with 4 6.0 mm holes (FJ-2SM-series cables) and 4 12.4 mm holes (PWRT-210-S cables) grommet, and 1 x SSH-158 Snap-in hanger (designed to organize multiple cables, not intended to support the weight of the cable for long vertical runs up a tower).