diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryDeviceBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryDeviceBlockEntity.kt
index 96f264442..be38c2d74 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryDeviceBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryDeviceBlockEntity.kt
@@ -210,9 +210,9 @@ abstract class MatteryDeviceBlockEntity(blockEntityType: BlockEntityType<*>, blo
 	}
 
 	inner class ConfigurableItemHandler(
-		input: IItemHandler? = null,
-		output: IItemHandler? = null,
-		battery: IItemHandler? = null,
+		val input: IItemHandler? = null,
+		val output: IItemHandler? = null,
+		val battery: IItemHandler? = null,
 		val frontDefault: ItemHandlerMode = determineDefaultMode(input, output, battery, RelativeSide.FRONT),
 		val backDefault: ItemHandlerMode = determineDefaultMode(input, output, battery, RelativeSide.BACK),
 		val leftDefault: ItemHandlerMode = determineDefaultMode(input, output, battery, RelativeSide.LEFT),
@@ -233,12 +233,12 @@ abstract class MatteryDeviceBlockEntity(blockEntityType: BlockEntityType<*>, blo
 			exposeSideless(ForgeCapabilities.ITEM_HANDLER, sideless)
 		}
 
-		val front = Piece(RelativeSide.FRONT, input, output, battery).also { it.mode = frontDefault }
-		val back = Piece(RelativeSide.BACK, input, output, battery).also { it.mode = backDefault }
-		val left = Piece(RelativeSide.LEFT, input, output, battery).also { it.mode = leftDefault }
-		val right = Piece(RelativeSide.RIGHT, input, output, battery).also { it.mode = rightDefault }
-		val top = Piece(RelativeSide.TOP, input, output, battery).also { it.mode = topDefault }
-		val bottom = Piece(RelativeSide.BOTTOM, input, output, battery).also { it.mode = bottomDefault }
+		val front = Piece(RelativeSide.FRONT).also { it.mode = frontDefault }
+		val back = Piece(RelativeSide.BACK).also { it.mode = backDefault }
+		val left = Piece(RelativeSide.LEFT).also { it.mode = leftDefault }
+		val right = Piece(RelativeSide.RIGHT).also { it.mode = rightDefault }
+		val top = Piece(RelativeSide.TOP).also { it.mode = topDefault }
+		val bottom = Piece(RelativeSide.BOTTOM).also { it.mode = bottomDefault }
 
 		val pieces = immutableMap {
 			put(RelativeSide.FRONT, front)
@@ -258,40 +258,38 @@ abstract class MatteryDeviceBlockEntity(blockEntityType: BlockEntityType<*>, blo
 			put(RelativeSide.BOTTOM, bottomDefault)
 		}
 
+		val possibleViews: ImmutableSet<ItemHandlerMode>
+		val inputOutput: IItemHandler?
+
+		init {
+			val builder = ImmutableSet.Builder<ItemHandlerMode>()
+
+			builder.add(ItemHandlerMode.DISABLED)
+
+			if (input != null) builder.add(ItemHandlerMode.INPUT)
+			if (output != null) builder.add(ItemHandlerMode.OUTPUT)
+			if (input != null && output != null) builder.add(ItemHandlerMode.INPUT_OUTPUT)
+			if (battery != null) builder.add(ItemHandlerMode.BATTERY)
+
+			possibleViews = builder.build()
+
+			if (input != null && output != null) {
+				inputOutput = CombinedItemHandler(input, output)
+			} else {
+				inputOutput = null
+			}
+		}
+
 		inner class Piece(
 			val side: RelativeSide,
-			val input: IItemHandler? = null,
-			val output: IItemHandler? = null,
-			val battery: IItemHandler? = null,
 		) : IItemHandler, ITickable {
 			private var currentHandler: IItemHandler = EmptyItemHandler
 			private val capController = sides[side]!!.Cap(ForgeCapabilities.ITEM_HANDLER, this)
 			private val neighbour by sides[side]!!.track(ForgeCapabilities.ITEM_HANDLER)
 
-			val possibleViews: ImmutableSet<ItemHandlerMode>
-			val inputOutput: IItemHandler?
-
 			init {
 				tickList.always(this)
-
-				val builder = ImmutableSet.Builder<ItemHandlerMode>()
-
-				builder.add(ItemHandlerMode.DISABLED)
-
-				if (input != null) builder.add(ItemHandlerMode.INPUT)
-				if (output != null) builder.add(ItemHandlerMode.OUTPUT)
-				if (input != null && output != null) builder.add(ItemHandlerMode.INPUT_OUTPUT)
-				if (battery != null) builder.add(ItemHandlerMode.BATTERY)
-
-				possibleViews = builder.build()
-
 				capController.close()
-
-				if (input != null && output != null) {
-					inputOutput = CombinedItemHandler(input, output)
-				} else {
-					inputOutput = null
-				}
 			}
 
 			var mode by synchronizer.enum(ItemHandlerMode.DISABLED, setter = { value, access, setByRemote ->