Ghost/ghost/admin/app/components/gh-members-segment-select.hbs

<GhTokenInput
    @options={{this.options}}
    @selected={{this.selectedOptions}}
    @disabled={{or @disabled this.fetchOptionsTask.isRunning}}
    @optionsComponent={{component "power-select/options"}}
    @allowCreation={{false}}
    @renderInPlace={{this.renderInPlace}}
    @onChange={{this.setSegment}}
    @class="select-members"
    @placeholder="Select a tier"
    as |option|
>
    {{option.name}}
</GhTokenInput>

<GhMembersSegmentCount
    @segment={{@segment}}
    @enforcedFilter={{@enforcedCountFilter}}
    @onSegmentCountChange={{@onSegmentCountChange}}
/>