well I guess I am old school I dont use swivels ,I tie all my own rigs being singles ,doubles or three way ,terminal tackle cost to much for me to keep tying back on after hanging in the brush,you just need to learn to tie a bimini twist or a snell loop,or the devils veil and you have the best swivel on the water and it is a whole lot faster and cheaper.and you dont get the line twist because you are not running at a high knot speed when trolling for( sacalait)the cajun word for crappie meaning bag of sweet milk, or you could call them,strawberrie perch,calicos,papermouths,specks,tingills ,and if you are brush dipping you use galvinized nails as weights to get down in the brush without alot of hanging up useing differant size nails for speed of desent,or if you are on a new lake there is all kinds of little tricks to locate and draw mr crappie to your boat like what some of us call feeding the chickens to get those shut down fish to feed again or a pickle jar to turn them on,or maybe a balloon there is all kinds of neat little tricks to save time and money to fill your livewells with.
may god send you calm sea,s and southwest winds