THE ARI HETRA GEARBOX SECURING BOLTS .$9 ARE MADE TO GO THREW THE ADJUSTABLE GEAR BOX LEVELING SCREWS$15 .THEY ARE A METRIC ALLAN BOLT WHICH ALLOWS THE LEVELING SCREW ADJUSTING TOOL ACCESS. THIS PLUMBS THE BALLSCREW WHICH HAS TO BE PLUMB IN EVERY DIRECTION.
BOLTS $10 each 4 pack $36
All other parts are available obsolete or not …..give up. ?? I’ll buy them!