FRM-50GR-52-390R FRM-50GR-52-39R FRM-50GR-52-470R FRM-50GR-52-47R FRM-50GR-52-510R FRM-50GR-52-56R FRM-50GR-52-75R FRM-50GR-52-91R FRM-50JR-52-100R FRM-50JR-52-10R