JRCO 503/504 BROADCAST SPREADER BATTERY HARNESS PART# 7430-4 ;supply_from:killian3790 John Merkel 5 years ago JRCO 7430-4 Battery Harness replacement for model 503 and 504 spreaders. Fluidmaster 504 Sure-Fit Super FlapperDateNovember 22, 2018In relation toSimilar postTune Up Kit Farmall 100 130 140 200 230 240 300 330 340 350 400 404 424 454 504DateNovember 22, 2018In relation toSimilar postFluidmaster 503 Sure-Fit FlapperDateNovember 22, 2018In relation toSimilar post