Center fill 16 row 30 in planter w liquid in furrow, dry fert. openers up front have only been used for cutter gang, Screw adjust trash whippers.1 spiked 1 smooth press wheels,mud smith gauge whls. Trash spikes. opener disks and rear spikes about 2000 acres. currently run off tractor hyd. Tank and everything but pump there to run off pto.Bought new. always shedded.