I coach pole vault for my old high school and the university I am currently getting my masters/teaching credential at. These trainers supposedly work really well, but they're nearly $500...
https://www.vsathletics.com/store/Pole-Vault-Swing-Up-Rack.html
Couple of hours in the shop this morning and some scrap pieces to make my own version. Longest part was using the hole saw to cut through the plate for the hooks. Just need to get a pool noodle or conduit insulation for padding.
https://scontent-lax3-1.**.fbcdn.net/v/t1.0-9/50026329_10156564524746501_6672821474950119424_n.jpg?_nc_cat=103&_nc_ht=scontent-lax3-1.**&oh=880adecedd65ccf971d792aeb16d5cc8&oe=5CBE0A9F
https://scontent-lax3-1.**.fbcdn.net/v/t1.0-9/49774127_10156564524646501_3608370143274467328_n.jpg?_nc_cat=110&_nc_ht=scontent-lax3-1.**&oh=62894342426229f8fdfc7b83925694fc&oe=5CC5EF07
https://scontent-lax3-1.**.fbcdn.net/v/t1.0-9/49728057_10156564524706501_5649966891624562688_n.jpg?_nc_cat=104&_nc_ht=scontent-lax3-1.**&oh=d89afaffd0bb87778572a4fbef0ea0b7&oe=5CBBA2EC