diff --git a/src/main/java/refinedstorage/block/BlockConstructor.java b/src/main/java/refinedstorage/block/BlockConstructor.java
index f2820d624..1a17fef82 100755
--- a/src/main/java/refinedstorage/block/BlockConstructor.java
+++ b/src/main/java/refinedstorage/block/BlockConstructor.java
@@ -21,8 +21,8 @@ public class BlockConstructor extends BlockCable {
     public static final AxisAlignedBB HOLDER_EAST_AABB = createAABB(10, 7, 7, 14, 9, 9);
     public static final AxisAlignedBB HOLDER_SOUTH_AABB = createAABB(7, 7, 10, 9, 9, 14);
     public static final AxisAlignedBB HOLDER_WEST_AABB = createAABB(2, 7, 7, 6, 9, 9);
-    public static final AxisAlignedBB HOLDER_DOWN_AABB = createAABB(7, 2, 7, 9, 6, 9);
     public static final AxisAlignedBB HOLDER_UP_AABB = createAABB(7, 10, 7, 9, 14, 9);
+    public static final AxisAlignedBB HOLDER_DOWN_AABB = createAABB(7, 2, 7, 9, 6, 9);
 
     public static final AxisAlignedBB HEAD_NORTH_AABB = createAABB(0, 0, 0, 16, 16, 2);
     public static final AxisAlignedBB HEAD_EAST_AABB = createAABB(14, 0, 0, 16, 16, 16);
@@ -35,6 +35,7 @@ public class BlockConstructor extends BlockCable {
         super("constructor");
     }
 
+    @Override
     public List<AxisAlignedBB> getNonUnionizedCollisionBoxes(IBlockState state) {
         List<AxisAlignedBB> boxes = new ArrayList<>();
 
diff --git a/src/main/java/refinedstorage/block/BlockDestructor.java b/src/main/java/refinedstorage/block/BlockDestructor.java
index 040d665ba..24701b07f 100755
--- a/src/main/java/refinedstorage/block/BlockDestructor.java
+++ b/src/main/java/refinedstorage/block/BlockDestructor.java
@@ -26,6 +26,7 @@ public class BlockDestructor extends BlockCable {
         return new TileDestructor();
     }
 
+    @Override
     public List<AxisAlignedBB> getNonUnionizedCollisionBoxes(IBlockState state) {
         return RefinedStorageBlocks.CONSTRUCTOR.getNonUnionizedCollisionBoxes(state);
     }
diff --git a/src/main/java/refinedstorage/block/BlockExternalStorage.java b/src/main/java/refinedstorage/block/BlockExternalStorage.java
index 3f7ca2d27..25764e4eb 100755
--- a/src/main/java/refinedstorage/block/BlockExternalStorage.java
+++ b/src/main/java/refinedstorage/block/BlockExternalStorage.java
@@ -7,17 +7,62 @@ import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
+import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 import refinedstorage.RefinedStorage;
 import refinedstorage.RefinedStorageGui;
 import refinedstorage.tile.externalstorage.TileExternalStorage;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class BlockExternalStorage extends BlockCable {
+    public static final AxisAlignedBB HEAD_NORTH_AABB = createAABB(3, 3, 0, 13, 13, 2);
+    public static final AxisAlignedBB HEAD_EAST_AABB = createAABB(14, 3, 3, 16, 13, 13);
+    public static final AxisAlignedBB HEAD_SOUTH_AABB = createAABB(3, 3, 14, 13, 13, 16);
+    public static final AxisAlignedBB HEAD_WEST_AABB = createAABB(0, 3, 3, 2, 13, 13);
+    public static final AxisAlignedBB HEAD_UP_AABB = createAABB(3, 14, 3, 13, 16, 13);
+    public static final AxisAlignedBB HEAD_DOWN_AABB = createAABB(3, 0, 3, 13, 2, 13);
+
     public BlockExternalStorage() {
         super("external_storage");
     }
 
+    @Override
+    public List<AxisAlignedBB> getNonUnionizedCollisionBoxes(IBlockState state) {
+        List<AxisAlignedBB> boxes = new ArrayList<>();
+
+        switch (state.getValue(DIRECTION)) {
+            case NORTH:
+                boxes.add(BlockConstructor.HOLDER_NORTH_AABB);
+                boxes.add(HEAD_NORTH_AABB);
+                break;
+            case EAST:
+                boxes.add(BlockConstructor.HOLDER_EAST_AABB);
+                boxes.add(HEAD_EAST_AABB);
+                break;
+            case SOUTH:
+                boxes.add(BlockConstructor.HOLDER_SOUTH_AABB);
+                boxes.add(HEAD_SOUTH_AABB);
+                break;
+            case WEST:
+                boxes.add(BlockConstructor.HOLDER_WEST_AABB);
+                boxes.add(HEAD_WEST_AABB);
+                break;
+            case UP:
+                boxes.add(BlockConstructor.HOLDER_UP_AABB);
+                boxes.add(HEAD_UP_AABB);
+                break;
+            case DOWN:
+                boxes.add(BlockConstructor.HOLDER_DOWN_AABB);
+                boxes.add(HEAD_DOWN_AABB);
+                break;
+        }
+
+        return boxes;
+    }
+
     @Override
     public TileEntity createTileEntity(World world, IBlockState state) {
         return new TileExternalStorage();