diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock17ItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock17ItemModel.java
index c327b7c34..9d4dba470 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock17ItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock17ItemModel.java
@@ -127,7 +127,7 @@ public class Glock17ItemModel extends GeoModel<Glock17Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1f);
 
         CoreGeoBone shell = getAnimationProcessor().getBone("shell");
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             slide.setPosZ(1.5f);
             bullet.setScaleX(0);
             bullet.setScaleY(0);
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock18ItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock18ItemModel.java
index 9de4977eb..a5a50ba90 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock18ItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock18ItemModel.java
@@ -136,7 +136,7 @@ public class Glock18ItemModel extends GeoModel<Glock18Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1f);
 
         CoreGeoBone shell = getAnimationProcessor().getBone("shell");
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             slide.setPosZ(1.5f);
             bullet.setScaleX(0);
             bullet.setScaleY(0);
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/M1911ItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/M1911ItemModel.java
index 2c680ef78..963078d81 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/M1911ItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/M1911ItemModel.java
@@ -127,7 +127,7 @@ public class M1911ItemModel extends GeoModel<M1911Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1f);
         CoreGeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             slide.setPosZ(1.5f);
             bullet.setScaleX(0);
             bullet.setScaleY(0);
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Mk14ItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Mk14ItemModel.java
index 315f1b8d0..04ea446c6 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Mk14ItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Mk14ItemModel.java
@@ -164,7 +164,7 @@ public class Mk14ItemModel extends GeoModel<Mk14Item> {
 
         CoreGeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             action.setPosZ(2.5f);
             shell.setScaleX(0);
             shell.setScaleY(0);
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Qbz95ItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Qbz95ItemModel.java
index ce764a9ef..d277ac99c 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/Qbz95ItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/Qbz95ItemModel.java
@@ -165,7 +165,7 @@ public class Qbz95ItemModel extends GeoModel<Qbz95Item> {
         l.setRotX(rotXBipod * Mth.DEG_TO_RAD);
         r.setRotX(rotXBipod * Mth.DEG_TO_RAD);
 
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             bolt.setPosZ(5f);
         }
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SksItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SksItemModel.java
index e8f7b8adb..8b373fb11 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SksItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SksItemModel.java
@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.client.overlay.CrossHairOverlay;
 import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.rifle.SksItem;
+import com.atsuishio.superbwarfare.tools.GunsTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -106,7 +107,7 @@ public class SksItemModel extends GeoModel<SksItem> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1.2f);
         CoreGeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             shell.setScaleX(0);
             shell.setScaleY(0);
             shell.setScaleZ(0);
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SvdItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SvdItemModel.java
index 020c2e941..8ef033873 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SvdItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SvdItemModel.java
@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.client.overlay.CrossHairOverlay;
 import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.sniper.SvdItem;
+import com.atsuishio.superbwarfare.tools.GunsTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -48,7 +49,7 @@ public class SvdItemModel extends GeoModel<SvdItem> {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        if (stack.getOrCreateTag().getBoolean("HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
             bolt.setPosZ(3.25f);
         }
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
index dabdac463..7439ab97e 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
@@ -317,7 +317,7 @@ public class GunEventHandler {
         CompoundTag tag = stack.getOrCreateTag();
         CompoundTag data = stack.getOrCreateTag().getCompound("GunData");
         // 启动换弹
-        if (tag.getBoolean("start_reload")) {
+        if (GunsTool.getGunBooleanTag(stack, "StartReload")) {
             MinecraftForge.EVENT_BUS.post(new ReloadEvent.Pre(player, stack));
             if (gunItem.isOpenBolt(stack)) {
                 if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
@@ -334,7 +334,7 @@ public class GunEventHandler {
                 stack.getOrCreateTag().putBoolean("is_empty_reloading", true);
                 playGunEmptyReloadSounds(player);
             }
-            tag.putBoolean("start_reload", false);
+            GunsTool.setGunBooleanTag(stack, "StartReload", false);
         }
 
         if (data.getInt("ReloadTime") > 0) {
@@ -352,13 +352,13 @@ public class GunEventHandler {
 
         if (stack.getItem() == ModItems.MK_14.get()) {
             if (data.getInt("ReloadTime") == 18) {
-                tag.putBoolean("HoldOpen", false);
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
             }
         }
 
         if (stack.getItem() == ModItems.SKS.get()) {
             if (data.getInt("ReloadTime") == 14) {
-                tag.putBoolean("HoldOpen", false);
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
             }
         }
 
@@ -370,13 +370,13 @@ public class GunEventHandler {
 
         if (stack.getItem() == ModItems.GLOCK_17.get() || stack.getItem() == ModItems.GLOCK_18.get() || stack.getItem() == ModItems.M_1911.get()) {
             if (data.getInt("ReloadTime") == 5) {
-                tag.putBoolean("HoldOpen", false);
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
             }
         }
 
         if (stack.getItem() == ModItems.QBZ_95.get()) {
             if (data.getInt("ReloadTime") == 14) {
-                tag.putBoolean("HoldOpen", false);
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
             }
         }
 
@@ -390,7 +390,7 @@ public class GunEventHandler {
             } else {
                 playGunEmptyReload(player);
             }
-            tag.putBoolean("start_reload", false);
+            GunsTool.setGunBooleanTag(stack, "StartReload", false);
         }
 
         stack.addTagElement("GunData", data);
diff --git a/src/main/java/com/atsuishio/superbwarfare/event/PlayerEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/PlayerEventHandler.java
index 4f16bbe95..d249df5d4 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/PlayerEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/PlayerEventHandler.java
@@ -334,7 +334,7 @@ public class PlayerEventHandler {
                 } else {
                     GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0) + stack.getOrCreateTag().getInt("customMag"));
                 }
-                stack.getOrCreateTag().putBoolean("HoldOpen", false);
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
             }
         }
     }
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/SksItem.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/SksItem.java
index 527c8171c..7784856ed 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/SksItem.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/SksItem.java
@@ -119,15 +119,15 @@ public class SksItem extends GunItem implements GeoItem, AnimatedItem {
     }
 
     @Override
-    public void inventoryTick(ItemStack itemstack, Level level, Entity entity, int slot, boolean selected) {
-        if (itemstack.getOrCreateTag().getBoolean("draw")) {
-            itemstack.getOrCreateTag().putBoolean("draw", false);
+    public void inventoryTick(ItemStack stack, Level level, Entity entity, int slot, boolean selected) {
+        if (stack.getOrCreateTag().getBoolean("draw")) {
+            stack.getOrCreateTag().putBoolean("draw", false);
 
-            if (GunsTool.getGunIntTag(itemstack, "Ammo", 0) == 0) {
-                itemstack.getOrCreateTag().putBoolean("HoldOpen", true);
+            if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
+                GunsTool.setGunBooleanTag(stack, "HoldOpen", true);
             }
         }
-        super.inventoryTick(itemstack, level, entity, slot, selected);
+        super.inventoryTick(stack, level, entity, slot, selected);
     }
 
     @Override
diff --git a/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java b/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
index 7b93a2a4a..368df89a7 100644
--- a/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
+++ b/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
@@ -95,15 +95,15 @@ public class ReloadMessage {
                     if (gunItem.isOpenBolt(stack)) {
                         if (gunItem.bulletInBarrel(stack)) {
                             if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + tag.getInt("customMag") + 1) {
-                                tag.putBoolean("start_reload", true);
+                                GunsTool.setGunBooleanTag(stack, "StartReload", true);
                             }
                         } else {
                             if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + tag.getInt("customMag")) {
-                                tag.putBoolean("start_reload", true);
+                                GunsTool.setGunBooleanTag(stack, "StartReload", true);
                             }
                         }
                     } else if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + tag.getInt("customMag")) {
-                        tag.putBoolean("start_reload", true);
+                        GunsTool.setGunBooleanTag(stack, "StartReload", true);
                     }
                     return;
                 }
diff --git a/src/main/java/com/atsuishio/superbwarfare/network/message/ShootMessage.java b/src/main/java/com/atsuishio/superbwarfare/network/message/ShootMessage.java
index 3a9e42e6a..ca7b4115b 100644
--- a/src/main/java/com/atsuishio/superbwarfare/network/message/ShootMessage.java
+++ b/src/main/java/com/atsuishio/superbwarfare/network/message/ShootMessage.java
@@ -58,7 +58,7 @@ public class ShootMessage {
             if (GunsTool.getGunIntTag(stack, "Ammo", 0) > 0) {
                 // 空仓挂机
                 if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
-                    stack.getOrCreateTag().putBoolean("HoldOpen", true);
+                    GunsTool.setGunBooleanTag(stack, "HoldOpen", true);
                 }
 
                 if (stack.is(ModTags.Items.REVOLVER)) {