--- a/net/minecraft/server/BlockStateInteger.java
+++ b/net/minecraft/server/BlockStateInteger.java
@@ -9,9 +9,15 @@
 public class BlockStateInteger extends BlockState<Integer> {
 
     private final ImmutableSet<Integer> a;
+    // CraftBukkit start
+    public final int min;
+    public final int max;
 
     protected BlockStateInteger(String s, int i, int j) {
         super(s, Integer.class);
+        this.min = i;
+        this.max = j;
+        // CraftBukkit end
         if (i < 0) {
             throw new IllegalArgumentException("Min value of " + s + " must be 0 or greater");
         } else if (j <= i) {
