A plug, or conical block of wood, with longitudital grooves on its floor, in which the strands in the rope slide in the process of twisting Jerkinhead: A jerkinhead roof is actually a gable roof which has a hipped portion near the peak. This hybrid model produces a novel aesthetic https://waterinsustainablepak.news.blog/2025/07/06/gabletop-cartons-with-customized-labels-packaging-that-speaks-for-the-planet/