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PLA from £6 inc. UK delivery on letter-sized prints. We slice, print on a calibrated Creality K2 / Bambu A1, QC and post.
This is an M4 metric T Slot nut, that has to be used in slotted (6mm) Aluminum profiles.
I use them for the frame of my new delta printer that is in construction
The profile shown in photos is 20x40mm






