diff --git a/data/json/itemgroups/Locations_MapExtras/locations_mapextras.json b/data/json/itemgroups/Locations_MapExtras/locations_mapextras.json
index 2d3048782b18d..ceddbe3381f69 100644
--- a/data/json/itemgroups/Locations_MapExtras/locations_mapextras.json
+++ b/data/json/itemgroups/Locations_MapExtras/locations_mapextras.json
@@ -99,6 +99,7 @@
       [ "crackpipe", 37 ],
       [ "laser_sight", 15 ],
       [ "rail_laser_sight", 10 ],
+      [ "glocksear", 10 ],
       { "item": "lsd", "prob": 10, "charges": [ 1, 5 ] },
       { "item": "gum", "prob": 60, "charges": [ 1, 10 ] },
       { "item": "caff_gum", "prob": 7, "charges": [ 1, 10 ] },
diff --git a/data/json/items/gunmod/mechanism.json b/data/json/items/gunmod/mechanism.json
index 95e5b8de7ab7a..fa29500e32a55 100644
--- a/data/json/items/gunmod/mechanism.json
+++ b/data/json/items/gunmod/mechanism.json
@@ -67,6 +67,26 @@
     "min_skills": [ [ "mechanics", 2 ], [ "rifle", 3 ] ],
     "flags": [ "INSTALL_DIFFICULT", "CONSUMABLE" ]
   },
+  {
+    "id": "glocksear",
+    "type": "GUNMOD",
+    "name": { "str": "Glock auto sear plate" },
+    "description": "This is a relatively simple switch or button mechanism that replaces the back plate of a Glock slide, allowing it to function as a select-fire machine pistol.  A highly illegal modification, but the feds are zombie food anyway.  This will fit any standard Glock pistol in 9mm, .40, .45, 10mm, or .357 caliber.",
+    "weight": "55 g",
+    "volume": "20 ml",
+    "price": 9500,
+    "price_postapoc": 300,
+    "material": [ "steel" ],
+    "symbol": ":",
+    "color": "red",
+    "location": "mechanism",
+    "mod_targets": [ "glock_19", "glock_17", "glock_22", "glock_31", "glock_21", "glock_20", "glock_40", "glock_29" ],
+    "//": "Install time should be short as it is simply a replacement back plate, installed by slightly more than field stripping the gun.",
+    "install_time": "5 m",
+    "//durability_modifier": -1,
+    "mode_modifier": [ [ "AUTO", "auto", 5 ] ],
+    "min_skills": [ [ "pistol", 2 ] ]
+  },
   {
     "id": "bars",
     "type": "GUNMOD",
diff --git a/data/json/recipes/weapon/mods.json b/data/json/recipes/weapon/mods.json
index 58412c6d60188..f7ff702ddcbdc 100644
--- a/data/json/recipes/weapon/mods.json
+++ b/data/json/recipes/weapon/mods.json
@@ -989,6 +989,34 @@
     ],
     "components": [ [ [ "sheet_metal_small", 2 ] ] ]
   },
+  {
+    "type": "recipe",
+    "activity_level": "MODERATE_EXERCISE",
+    "result": "glocksear",
+    "category": "CC_WEAPON",
+    "subcategory": "CSC_WEAPON_MODS",
+    "skill_used": "fabrication",
+    "skills_required": [ [ "pistol", 3 ] ],
+    "difficulty": 5,
+    "time": "5 h 25 m",
+    "book_learn": [ [ "manual_pistol", 5 ], [ "textbook_anarch", 5 ] ],
+    "qualities": [ { "id": "HAMMER", "level": 1 }, { "id": "SAW_M_FINE", "level": 1 }, { "id": "DRILL", "level": 1 } ],
+    "tools": [
+      [
+        [ "glock_19", -1 ],
+        [ "glock_17", -1 ],
+        [ "glock_22", -1 ],
+        [ "glock_31", -1 ],
+        [ "glock_21", -1 ],
+        [ "glock_20", -1 ],
+        [ "glock_40", -1 ],
+        [ "glock_29", -1 ]
+      ],
+      [ [ "small_repairkit", 40 ], [ "large_repairkit", 40 ] ]
+    ],
+    "using": [ [ "welding_standard", 2 ] ],
+    "components": [ [ [ "steel_chunk", 1 ] ], [ [ "scrap", 4 ] ] ]
+  },
   {
     "type": "recipe",
     "activity_level": "LIGHT_EXERCISE",