diff --git a/code/modules/projectiles/boxes_magazines/internal/revolver.dm b/code/modules/projectiles/boxes_magazines/internal/revolver.dm
index 1198970c51..17df737137 100644
--- a/code/modules/projectiles/boxes_magazines/internal/revolver.dm
+++ b/code/modules/projectiles/boxes_magazines/internal/revolver.dm
@@ -43,3 +43,14 @@
 /obj/item/ammo_box/magazine/internal/cylinder/rev44/montagne
 	name = "montagne revolver cylinder"
 	instant_load = TRUE
+
+/obj/item/ammo_box/magazine/internal/cylinder/rev45
+	name = "cattleman revolver cylinder"
+	ammo_type = /obj/item/ammo_casing/c45
+	caliber = ".45"
+	max_ammo = 6
+	instant_load = FALSE
+
+/obj/item/ammo_box/magazine/internal/cylinder/rev45/montagne
+	name = "montagne revolver cylinder"
+	instant_load = TRUE