diff --git a/pus_tc/devs/rws.py b/pus_tc/devs/rws.py
new file mode 100644
index 0000000..b838c9f
--- /dev/null
+++ b/pus_tc/devs/rws.py
@@ -0,0 +1,5 @@
+from config.object_ids import RW1_ID, RW2_ID, RW3_ID, RW4_ID
+
+
+def pack_rw_cmds(op_code: str):
+    pass
diff --git a/pus_tc/tc_packer_hook.py b/pus_tc/tc_packer_hook.py
index 420a768..00b50f6 100644
--- a/pus_tc/tc_packer_hook.py
+++ b/pus_tc/tc_packer_hook.py
@@ -40,6 +40,7 @@ from pus_tc.system.time import pack_set_current_time_ascii_command
 from pus_tc.system.acs import pack_acs_command, pack_sus_cmds
 from pus_tc.devs.plpcdu import pack_pl_pcdu_commands
 from pus_tc.devs.str_img_helper import pack_str_img_helper_command
+from pus_tc.devs.rws import pack_rw_cmds
 from pus_tc.system.tcs import pack_tcs_sys_commands
 from config.definitions import CustomServiceList
 from config.object_ids import (
@@ -233,6 +234,13 @@ def pack_service_queue_user(
         return pack_tcs_sys_commands(tc_queue=service_queue, op_code=op_code)
     if service == CustomServiceList.TIME.value:
         return pack_set_current_time_ascii_command(tc_queue=service_queue, ssc=0)
+    if service in [
+        CustomServiceList.REACTION_WHEEL_1,
+        CustomServiceList.REACTION_WHEEL_2,
+        CustomServiceList.REACTION_WHEEL_3,
+        CustomServiceList.REACTION_WHEEL_4
+    ]:
+        return pack_rw_cmds(op_code=op_code)
     LOGGER.warning("Invalid Service !")