diff --git a/hippolyzer/lib/proxy/region.py b/hippolyzer/lib/proxy/region.py
index bbb5935..bbfa745 100644
--- a/hippolyzer/lib/proxy/region.py
+++ b/hippolyzer/lib/proxy/region.py
@@ -60,7 +60,6 @@ class ProxiedRegion:
         self.message_handler: MessageHandler[ProxiedMessage] = MessageHandler()
         self.http_message_handler: MessageHandler[HippoHTTPFlow] = MessageHandler()
         self.eq_manager = EventQueueManager(self)
-        self.transfer_manager = TransferManager(self)
         self.caps_client = CapsClient(self)
         self.objects = ObjectManager(self, use_vo_cache=True)
         self._recalc_caps()
@@ -69,6 +68,15 @@ class ProxiedRegion:
     def xfer_manager(self) -> XferManager:
         return XferManager(self.message_handler, self.circuit, self.session().secure_session_id)
 
+    @property
+    def transfer_manager(self) -> TransferManager:
+        return TransferManager(
+            self.message_handler,
+            self.circuit,
+            self.session().agent_id,
+            self.session().session_id,
+        )
+
     @property
     def name(self):
         if self._name:
diff --git a/hippolyzer/lib/proxy/transfer_manager.py b/hippolyzer/lib/proxy/transfer_manager.py
index 8220724..5a0ce1e 100644
--- a/hippolyzer/lib/proxy/transfer_manager.py
+++ b/hippolyzer/lib/proxy/transfer_manager.py
@@ -8,8 +8,9 @@ import dataclasses
 from typing import *
 
 from hippolyzer.lib.base.datatypes import UUID
-from hippolyzer.lib.base.helpers import proxify
 from hippolyzer.lib.base.message.message import Block
+from hippolyzer.lib.base.message.message_handler import MessageHandler
+from hippolyzer.lib.proxy.circuit import ProxiedCircuit
 from hippolyzer.lib.proxy.message import ProxiedMessage
 from hippolyzer.lib.base.templates import (
     TransferRequestParamsBase,
@@ -18,8 +19,6 @@ from hippolyzer.lib.base.templates import (
     TransferStatus,
 )
 
-if TYPE_CHECKING:
-    from hippolyzer.lib.proxy.region import ProxiedRegion
 
 _TRANSFER_MESSAGES = {"TransferInfo", "TransferPacket", "TransferAbort"}
 
@@ -71,8 +70,17 @@ class Transfer:
 
 
 class TransferManager:
-    def __init__(self, region: ProxiedRegion):
-        self._region: ProxiedRegion = proxify(region)
+    def __init__(
+            self,
+            message_handler: MessageHandler[ProxiedMessage],
+            circuit: ProxiedCircuit,
+            agent_id: Optional[UUID] = None,
+            session_id: Optional[UUID] = None,
+    ):
+        self._message_handler = message_handler
+        self._circuit = circuit
+        self._agent_id = agent_id
+        self._session_id = session_id
 
     def request(
             self, *,
@@ -86,11 +94,11 @@ class TransferManager:
         params_dict = dataclasses.asdict(params)
         # Fill in any missing AgentID or SessionID attrs if the params type has them
         if params_dict.get("AgentID", dataclasses.MISSING) is None:
-            params.AgentID = self._region.session().agent_id
+            params.AgentID = self._agent_id
         if params_dict.get("SessionID", dataclasses.MISSING) is None:
-            params.SessionID = self._region.session().id
+            params.SessionID = self._session_id
 
-        self._region.circuit.send_message(ProxiedMessage(
+        self._circuit.send_message(ProxiedMessage(
             'TransferRequest',
             Block(
                 'TransferInfo',
@@ -107,7 +115,7 @@ class TransferManager:
 
     async def _pump_transfer_replies(self, transfer: Transfer):
         # Subscribe to message related to our transfer while we're in this block
-        with self._region.message_handler.subscribe_async(
+        with self._message_handler.subscribe_async(
                 _TRANSFER_MESSAGES,
                 predicate=transfer.is_our_message,
         ) as get_msg: