diff --git a/catalog/winchester/020892201989.json b/catalog/winchester/020892201989.json
new file mode 100644
index 0000000..8bc5690
--- /dev/null
+++ b/catalog/winchester/020892201989.json
@@ -0,0 +1,36 @@
+{
+  "catalog_version": 1,
+  "record_uuid": "6df27dd1-240e-4af9-9307-85aad1bd6c25",
+  "upc": "020892201989",
+  "sku": "Q3131",
+  "manufacturer": "Winchester",
+  "brand": "USA",
+  "product_name": "5.56 NATO M193",
+  "caliber": "5.56 NATO",
+  "bullet": {
+    "weight_gr": 55,
+    "type": "FMJ",
+    "material": "Lead core"
+  },
+  "case": {
+    "material": "Brass",
+    "reloadable": true
+  },
+  "primer": {
+    "type": "Boxer",
+    "sealed": null
+  },
+  "package": {
+    "rounds_per_box": 20,
+    "boxes_per_case": null
+  },
+  "ballistics": {
+    "muzzle_velocity_fps": null,
+    "muzzle_energy_ft_lbs": null,
+    "test_barrel_length_in": null
+  },
+  "image": null,
+  "sources": [],
+  "status": "unverified",
+  "last_updated": "2026-07-15"
+}
diff --git a/exports/catalog-latest.json b/exports/catalog-latest.json
index 6dce910..a56ca1d 100644
--- a/exports/catalog-latest.json
+++ b/exports/catalog-latest.json
@@ -1,7 +1,45 @@
 {
     "format": "roundcount-catalog",
     "catalog_version": 1,
-    "generated_at": "2026-07-15T16:19:54+00:00",
-    "product_count": 0,
-    "products": []
+    "generated_at": "2026-07-15T16:21:26+00:00",
+    "product_count": 1,
+    "products": [
+        {
+            "catalog_version": 1,
+            "record_uuid": "6df27dd1-240e-4af9-9307-85aad1bd6c25",
+            "upc": "020892201989",
+            "sku": "Q3131",
+            "manufacturer": "Winchester",
+            "brand": "USA",
+            "product_name": "5.56 NATO M193",
+            "caliber": "5.56 NATO",
+            "bullet": {
+                "weight_gr": 55,
+                "type": "FMJ",
+                "material": "Lead core"
+            },
+            "case": {
+                "material": "Brass",
+                "reloadable": true
+            },
+            "primer": {
+                "type": "Boxer",
+                "sealed": null
+            },
+            "package": {
+                "rounds_per_box": 20,
+                "boxes_per_case": null
+            },
+            "ballistics": {
+                "muzzle_velocity_fps": null,
+                "muzzle_energy_ft_lbs": null,
+                "test_barrel_length_in": null
+            },
+            "image": null,
+            "sources": [],
+            "status": "unverified",
+            "last_updated": "2026-07-15",
+            "_catalog_path": "catalog/winchester/020892201989.json"
+        }
+    ]
 }
diff --git a/exports/catalog-latest.json.gz b/exports/catalog-latest.json.gz
index f40d557..72e0b3a 100644
Binary files a/exports/catalog-latest.json.gz and b/exports/catalog-latest.json.gz differ
diff --git a/indexes/manufacturer-index.json b/indexes/manufacturer-index.json
index fe51488..9fc625e 100644
--- a/indexes/manufacturer-index.json
+++ b/indexes/manufacturer-index.json
@@ -1 +1,5 @@
-[]
+{
+    "winchester": [
+        "catalog/winchester/020892201989.json"
+    ]
+}
diff --git a/indexes/sku-index.json b/indexes/sku-index.json
index fe51488..9a2a08e 100644
--- a/indexes/sku-index.json
+++ b/indexes/sku-index.json
@@ -1 +1,3 @@
-[]
+{
+    "winchester:q3131": "catalog/winchester/020892201989.json"
+}
diff --git a/indexes/upc-index.json b/indexes/upc-index.json
index fe51488..79fe3a1 100644
--- a/indexes/upc-index.json
+++ b/indexes/upc-index.json
@@ -1 +1,3 @@
-[]
+{
+    "020892201989": "catalog/winchester/020892201989.json"
+}