Replicator2(x) levelchecker[U4:UFO]

I think that Rep's nozzle height adjustment is difficult and troublesome.
This levelchecker:U4 will remove your problem.

How to use
first:move rep's nozzle center of platform
(use command button home axis and jog)
next:hung 4 U4 on Rep's shafts near the platform corner
finally:check space 4 U4 to platform(same space)

Very easy

Do not forget remove U4.
If you forget remove U4,they will destroy your printer.

The height of gauge is 21.8mm.
If you need other size U4.