OKIDATA ML320T ML321T ML390T ML391T PLATEN KNOB ASSEMBLY.This is made on 3D printer platen knob for OKI Matrix printers.
Compatible with: ML320T, ML321T, ML320 Turbo, ML321 Turbo, ML320 Turbo n, ML320 Turbo D, ML321 Turbo n, ML321 Turbo D, ML390T, ML391T, ML390 Turbo, ML391 Turbo, ML390 Turbo N, ML390 Turbo D, ML391 Turbo n, ML391 Turbo D. ML420, ML421, ML490, ML491.
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