Rotak 36, Rotak 36ER (Rotak 36 Ergoflex), Rotak 37, Rotak 37ER (Rotak 37 Ergoflex), Rotak 370ER (Rotak 370 Ergoflex). Equivalent to part number(s) - F016L65400, F016800272, F016800275, 37 A/03/C/AG. Prohibited Use.
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