3/8" Plate 5/8" bar stock (I would use 3/8" so machining isn't necessary to fit drill chuck.) 2" NPS ubolt 2 Eye bolts Two pullies One old fishing line spool https://www.amazon.com/gp/product/B00I5UKM32/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1 Treated 4x4 post and a 2" NPS 8ft...