Direct extruder pancake

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direct extruder, suitable for printing flexible materials thanks to its design.
double spring adjustable by means of m5 screws


using nema 17 of 20 mm you do not lose cm in the Z axis


You can use the same components, although I recommend changing the gear for a steel one https://it.aliexpress.com/item/10000356021634.html?spm=a2g0o.productlist.0.0.68ce192f1E8Lhs&algo_pvid=f7901ffb-29cc-4a1d-9190-58750dd30809&algo_expid=f7901ffb-29cc-4a1d-9190-58750dd30809-7&btsid=0b0a119a16019099037356424ec294&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_

2 spring
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