diff --git a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
index 91d37f652..08807fd38 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
@@ -294,24 +294,11 @@ public class GunEventHandler {
         }
 
         // 装填
-        if ((stack.getItem() == ModItems.M_870.get()
-                || stack.getItem() == ModItems.MARLIN.get())
-                && reload.iterativeLoadTimer.get() == 3
-        ) {
+        if (data.iterativeAmmoLoadTime() == reload.iterativeLoadTimer.get()) {
             singleLoad(player, data);
         }
 
-        if (stack.getItem() == ModItems.SECONDARY_CATACLYSM.get() && reload.iterativeLoadTimer.get() == 1) {
-            singleLoad(player, data);
-        }
-
-        if ((stack.getItem() == ModItems.K_98.get() || stack.getItem() == ModItems.MOSIN_NAGANT.get())
-                && reload.iterativeLoadTimer.get() == 1
-        ) {
-            singleLoad(player, data);
-        }
-
-        // 二阶段结束
+        // 二阶段打断
         if (reload.iterativeLoadTimer.get() == 1) {
             // 装满或备弹耗尽结束
             if (!data.hasBackupAmmo(player) || data.ammo.get() >= data.magazine()) {
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
index 7dbfc990e..609c87296 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
@@ -64,6 +64,8 @@ public class DefaultGunData {
     public int prepareEmptyTime;
     @SerializedName("IterativeTime")
     public int iterativeTime;
+    @SerializedName("IterativeAmmoLoadTime")
+    public int iterativeAmmoLoadTime = 1;
     @SerializedName("FinishTime")
     public int finishTime;
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/GunData.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/GunData.java
index b85c64ecf..9147809f0 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/GunData.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/GunData.java
@@ -211,6 +211,10 @@ public class GunData {
         return defaultGunData().iterativeTime;
     }
 
+    public int iterativeAmmoLoadTime() {
+        return defaultGunData().iterativeAmmoLoadTime;
+    }
+
     public int defaultPrepareTime() {
         return defaultGunData().prepareTime;
     }
diff --git a/src/main/resources/data/superbwarfare/guns/m_870.json b/src/main/resources/data/superbwarfare/guns/m_870.json
index 042903b9c..b5e810601 100644
--- a/src/main/resources/data/superbwarfare/guns/m_870.json
+++ b/src/main/resources/data/superbwarfare/guns/m_870.json
@@ -14,6 +14,7 @@
   "PrepareTime": 7,
   "PrepareLoadTime": 36,
   "IterativeTime": 16,
+  "IterativeAmmoLoadTime": 3,
   "FinishTime": 12,
   "BypassesArmor": 0.05,
   "SoundRadius": 16,
diff --git a/src/main/resources/data/superbwarfare/guns/marlin.json b/src/main/resources/data/superbwarfare/guns/marlin.json
index a831632af..8a87f7e7a 100644
--- a/src/main/resources/data/superbwarfare/guns/marlin.json
+++ b/src/main/resources/data/superbwarfare/guns/marlin.json
@@ -12,6 +12,7 @@
   ],
   "PrepareTime": 7,
   "IterativeTime": 16,
+  "IterativeAmmoLoadTime": 3,
   "FinishTime": 19,
   "BypassesArmor": 0.3,
   "SoundRadius": 15,