diff --git a/src/block/BaseBanner.php b/src/block/BaseBanner.php
index c66458350..9fa9a7550 100644
--- a/src/block/BaseBanner.php
+++ b/src/block/BaseBanner.php
@@ -75,6 +75,10 @@ abstract class BaseBanner extends Transparent{
 		return false;
 	}
 
+	public function getMaxStackSize() : int{
+		return 16;
+	}
+
 	/**
 	 * @return BannerPatternLayer[]
 	 * @phpstan-return list<BannerPatternLayer>
diff --git a/src/block/BaseSign.php b/src/block/BaseSign.php
index 8b8d72ae0..c2eedd1d0 100644
--- a/src/block/BaseSign.php
+++ b/src/block/BaseSign.php
@@ -68,6 +68,10 @@ abstract class BaseSign extends Transparent{
 		return false;
 	}
 
+	public function getMaxStackSize() : int{
+		return 16;
+	}
+
 	/**
 	 * @return AxisAlignedBB[]
 	 */
diff --git a/src/block/Block.php b/src/block/Block.php
index 737bfd7c6..ad10e710d 100644
--- a/src/block/Block.php
+++ b/src/block/Block.php
@@ -439,6 +439,13 @@ class Block{
 		return 0;
 	}
 
+	/**
+	 * Returns the maximum number of this block that can fit into a single item stack.
+	 */
+	public function getMaxStackSize() : int{
+		return 64;
+	}
+
 	/**
 	 * Returns the chance that the block will catch fire from nearby fire sources. Higher values lead to faster catching
 	 * fire.
diff --git a/src/item/Banner.php b/src/item/Banner.php
index 506af7620..18d0f1081 100644
--- a/src/item/Banner.php
+++ b/src/item/Banner.php
@@ -66,10 +66,6 @@ class Banner extends ItemBlockWallOrFloor{
 		return DyeColorIdMap::getInstance()->toInvertedId($this->color);
 	}
 
-	public function getMaxStackSize() : int{
-		return 16;
-	}
-
 	/**
 	 * @return BannerPatternLayer[]
 	 * @phpstan-return list<BannerPatternLayer>
diff --git a/src/item/ItemBlock.php b/src/item/ItemBlock.php
index 4e3941429..0836d86e1 100644
--- a/src/item/ItemBlock.php
+++ b/src/item/ItemBlock.php
@@ -45,4 +45,8 @@ class ItemBlock extends Item{
 	public function getFuelTime() : int{
 		return $this->getBlock()->getFuelTime();
 	}
+
+	public function getMaxStackSize() : int{
+		return $this->getBlock()->getMaxStackSize();
+	}
 }
diff --git a/src/item/ItemBlockWallOrFloor.php b/src/item/ItemBlockWallOrFloor.php
index fa157c61a..92a6afcf5 100644
--- a/src/item/ItemBlockWallOrFloor.php
+++ b/src/item/ItemBlockWallOrFloor.php
@@ -51,4 +51,8 @@ class ItemBlockWallOrFloor extends Item{
 	public function getFuelTime() : int{
 		return $this->getBlock()->getFuelTime();
 	}
+
+	public function getMaxStackSize() : int{
+		return $this->getBlock()->getMaxStackSize();
+	}
 }
diff --git a/src/item/ItemFactory.php b/src/item/ItemFactory.php
index 19f8b5c1a..1727b6648 100644
--- a/src/item/ItemFactory.php
+++ b/src/item/ItemFactory.php
@@ -240,12 +240,12 @@ class ItemFactory{
 		$this->register(new Redstone(new ItemIdentifier(ItemIds::REDSTONE, 0), "Redstone"));
 		$this->register(new RottenFlesh(new ItemIdentifier(ItemIds::ROTTEN_FLESH, 0), "Rotten Flesh"));
 		$this->register(new Shears(new ItemIdentifier(ItemIds::SHEARS, 0), "Shears"));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::SIGN, 0), VanillaBlocks::OAK_SIGN(), VanillaBlocks::OAK_WALL_SIGN()));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::SPRUCE_SIGN, 0), VanillaBlocks::SPRUCE_SIGN(), VanillaBlocks::SPRUCE_WALL_SIGN()));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::BIRCH_SIGN, 0), VanillaBlocks::BIRCH_SIGN(), VanillaBlocks::BIRCH_WALL_SIGN()));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::JUNGLE_SIGN, 0), VanillaBlocks::JUNGLE_SIGN(), VanillaBlocks::JUNGLE_WALL_SIGN()));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::ACACIA_SIGN, 0), VanillaBlocks::ACACIA_SIGN(), VanillaBlocks::ACACIA_WALL_SIGN()));
-		$this->register(new Sign(new ItemIdentifier(ItemIds::DARKOAK_SIGN, 0), VanillaBlocks::DARK_OAK_SIGN(), VanillaBlocks::DARK_OAK_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::SIGN, 0), VanillaBlocks::OAK_SIGN(), VanillaBlocks::OAK_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::SPRUCE_SIGN, 0), VanillaBlocks::SPRUCE_SIGN(), VanillaBlocks::SPRUCE_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::BIRCH_SIGN, 0), VanillaBlocks::BIRCH_SIGN(), VanillaBlocks::BIRCH_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::JUNGLE_SIGN, 0), VanillaBlocks::JUNGLE_SIGN(), VanillaBlocks::JUNGLE_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::ACACIA_SIGN, 0), VanillaBlocks::ACACIA_SIGN(), VanillaBlocks::ACACIA_WALL_SIGN()));
+		$this->register(new ItemBlockWallOrFloor(new ItemIdentifier(ItemIds::DARKOAK_SIGN, 0), VanillaBlocks::DARK_OAK_SIGN(), VanillaBlocks::DARK_OAK_WALL_SIGN()));
 		$this->register(new Snowball(new ItemIdentifier(ItemIds::SNOWBALL, 0), "Snowball"));
 		$this->register(new SpiderEye(new ItemIdentifier(ItemIds::SPIDER_EYE, 0), "Spider Eye"));
 		$this->register(new Steak(new ItemIdentifier(ItemIds::STEAK, 0), "Steak"));
diff --git a/src/item/Sign.php b/src/item/Sign.php
deleted file mode 100644
index f95240e37..000000000
--- a/src/item/Sign.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-
-/*
- *
- *  ____            _        _   __  __ _                  __  __ ____
- * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
- * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
- * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
- * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * @author PocketMine Team
- * @link http://www.pocketmine.net/
- *
- *
-*/
-
-declare(strict_types=1);
-
-namespace pocketmine\item;
-
-class Sign extends ItemBlockWallOrFloor{
-
-	public function getMaxStackSize() : int{
-		return 16;
-	}
-}