Yes the receiver is attached to the arm with two reference points...
Match two puts and then view the receiver to check high or low.
I think I'd have my bulker sat close by at all times, that bucket puts a nice finish on but doesn't have great capacity.
Let's see the quality though??
This is 3 metres deep. With a 1:1.2 'v' bucket. All been cut with 0.00 gradient.
These meterages are a bit conservative. What gear are you using??