Actually just get rid of it

theme/Main.qml

@@ -191,9 +191,6 @@ Rectangle {
 						focusColor: "#83a598"
 						hoverColor: "#504945"
 						color: "#282828"
-						arrowColor: "#282828"
-
-						arrowIcon: Qt.resolvedUrl("angle-down.png")
 
 						model: sessionModel
 						index: sessionModel.lastIndex

theme/components/SaltComboBox.qml

@@ -40,8 +40,6 @@ FocusScope {
 	property alias model: listView.model
 	property alias radius: main.radius
 	property int index: 0
-	property alias arrowColor: arrow.color
-	property alias arrowIcon: arrowIcon.source
 
 	property Component rowDelegate: defaultRowDelegate
 
@@ -51,7 +49,7 @@ FocusScope {
 		id: defaultRowDelegate
 		Text {
 			anchors.fill: parent
-			anchors.margins: 3 + container.borderWidth + (LayoutMirroring.enabled ? arrow.width : 0)
+			anchors.margins: 3 + container.borderWidth
 			verticalAlignment: Text.AlignVCenter
 			color: container.textColor
 			font: container.font
@@ -97,26 +95,6 @@ FocusScope {
 		property variant modelItem
 	}
 
-	Rectangle {
-		id: arrow
-		anchors.right: parent.right
-		width: 20 + 2*border.width; height: parent.height
-		radius: main.radius
-
-		border.color: main.border.color
-		border.width: main.border.width
-
-		Image {
-			id: arrowIcon
-			anchors.fill: parent
-			anchors.leftMargin: parent.border.width
-			anchors.rightMargin: parent.border.width
-			clip: true
-			smooth: true
-			fillMode: Image.PreserveAspectFit
-		}
-	}
-
 	MouseArea {
 		id: mouseArea
 		anchors.fill: container