PEEK (Polyether ether ketone) nut. Fits the TR8 lead screw.
Perfect Tr8x8 PEEK nut replacement for default POM nuts on the MK2/2.5/3 printers. PEEK being a more durable and wear resistant material to last longer on your printer.
· type: TR8*8
· start: 4
· pitch: 2
· lead: 8mm