Brush hog bolt

[2diamondfarm]

I am looking for a bolt like this
3" long, shoulder is 1" threaded portion 3/4" left hand threads
I have tried my TCS and 2 local farm equipment places
Any ideas ?

 

[JPRambo]

Look at page 2/16

http://www.powellequipmentparts.com/rotary-cutter-finish-mower-parts_opt.pdf