manufacture/mrp_bom_component_menu/views/mrp_bom_component_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2017 Eficent
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->

<odoo>

    <record id="mrp_bom_form_action2" model="ir.actions.act_window">
        <field name="name">Bill of Material Components</field>
        <field name="type">ir.actions.act_window</field>
        <field name="res_model">mrp.bom.line</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree,form</field>
        <field name="view_id" eval="False"/>
        <field name="help" type="html">
          <p class="oe_view_nocontent_create">
            Click to add a component to a bill of material.
          </p><p>
            Bills of materials components are components and by-products
            used to create master bills of materials.  Use this menu to
            search in which BoM a specific component is used.
          </p>
        </field>
    </record>

    <menuitem
        action="mrp_bom_form_action2"
        id="menu_mrp_bom_form_action2"
        parent="mrp.menu_mrp_bom"/>

</odoo>