al-skel/home/.config/Thunar/uca.xml

<?xml encoding="UTF-8" version="1.0"?>
<actions>
    <action>
        <icon>utilities-terminal</icon>
        <name>Open in Terminal</name>
        <unique-id>1499240572835265-1</unique-id>
        <command>exo-open --launch TerminalEmulator %f</command>
        <description>Open terminal emulator in current directory</description>
        <patterns>*</patterns>
        <startup-notify/>
        <directories/>
    </action>
    <action>
        <icon>document-open</icon>
        <name>Open as Root</name>
        <unique-id>1498523394840843-5</unique-id>
        <command>pkexec thunar %f</command>
        <description>Open a root instance of thunar</description>
        <patterns>*</patterns>
        <directories/>
    </action>
    <action>
        <icon>archive-extract</icon>
        <name>Extract</name>
        <unique-id>1500573442438340-2</unique-id>
        <command>file-roller -h %N</command>
        <description>Extract selected archive</description>
        <patterns>*</patterns>
        <startup-notify/>
        <other-files/>
    </action>
    <action>
        <icon>archive-insert</icon>
        <name>Archive</name>
        <unique-id>1500573639456321-3</unique-id>
        <command>file-roller -d %F</command>
        <description>Archive selected items</description>
        <patterns>*</patterns>
        <directories/>
        <image-files/>
        <other-files/>
        <text-files/>
    </action>
</actions>