diff --git a/FTagDumper/python/blocks/MultifoldTagger.py b/FTagDumper/python/blocks/MultifoldTagger.py
index 6b3cb135577e41a8cb0a7f32e3fcf66f0ec2b081..ab182df559afa2e79df6caa9ded9b23a16d2fdb4 100644
--- a/FTagDumper/python/blocks/MultifoldTagger.py
+++ b/FTagDumper/python/blocks/MultifoldTagger.py
@@ -31,6 +31,8 @@ class MultifoldTagger(BaseBlock):
         Name of the constituent container.
     default_zero_tracks : bool
         Bool to decide how to work with zero tracks. By default False.
+    flip_tag_config : str
+        String for if to eval the flipped tagger version (Default STANDARD)
     """
     nn_paths: list[str]
     alg_name: str = None
@@ -40,6 +42,7 @@ class MultifoldTagger(BaseBlock):
     fold_hash_name: str = "jetFoldHash"
     constituents: str = "InDetTrackParticles"
     default_zero_tracks: bool = False
+    flip_tag_config : str = "STANDARD"
 
     def __post_init__(self):
 
@@ -80,6 +83,7 @@ class MultifoldTagger(BaseBlock):
                     variableRemapping=self.remap,
                     trackLinkType=self.track_link_type,
                     defaultZeroTracks=self.default_zero_tracks,
+                    flipTagConfig=self.flip_tag_config
                 )
             )
         )
diff --git a/FTagDumper/test/test-dumper b/FTagDumper/test/test-dumper
index 8220c6bcc794e038a9df3b93dace1ddeda54e31b..b831df613706ae8514f7516f1cefd86f2e910227 100755
--- a/FTagDumper/test/test-dumper
+++ b/FTagDumper/test/test-dumper
@@ -60,6 +60,7 @@ declare -A CONFIGS=(
     [blocks]=${CFG_DIR}/BlockDemo.json
     [smeared-tracks]=${CFG_DIR}/trigger_upgrade.json
     [gn3]=${CFG_DIR}/GN3_dev.json
+    [gn2flip]=${CFG_DIR}/GN2SimpleFlip.json
     [displaced-jets]=${CFG_DIR}/DisplacedJets.json
     [upgrade-hi]=${CFG_DIR}/upgrade-HI.json
     [ndive]=${CFG_DIR}/NDIVE.json
@@ -128,6 +129,7 @@ declare -A DATAFILES=(
     [blocks]=${OFFLINE_FTAG1}
     [smeared-tracks]=p5799/DAOD_FTAG1.601229.e8481_s4149_r14700_r14702_p5799.small.pool.root
     [gn3]=${OFFLINE_FTAG1}
+    [gn2flip]=${OFFLINE_FTAG1}
     [displaced-jets]=${LLP1}
     [upgrade-hi]=r11199/AOD.800897.e8366_s3238_r11199.small.pool.root
     [ndive]=${OFFLINE_FTAG1}
@@ -184,6 +186,7 @@ declare -A TESTS=(
     [blocks]=dump-single-btag
     [smeared-tracks]=dump-smeared-tracks
     [gn3]=dump-single-btag
+    [gn2flip]=dump-single-btag
     [displaced-jets]=dump-displaced-jets
     [upgrade-hi]=dump-single-btag
     [ndive]=dump-single-btag
diff --git a/configs/GN2SimpleFlip.json b/configs/GN2SimpleFlip.json
new file mode 100644
index 0000000000000000000000000000000000000000..976b4b4d988d3055a5d37b2230442d10a68c38fe
--- /dev/null
+++ b/configs/GN2SimpleFlip.json
@@ -0,0 +1,41 @@
+{
+    "file": "GN3_dev.json",
+    "btagging_link": "btaggingLink",
+    "variables": {
+        "file": "fragments/pflow-sv1-jf.json", 
+        "btagging": {
+            "floats": [
+                "GN2Lep_pb",
+                "GN2Lep_pc",
+                "GN2Lep_pu",
+                "GN2Lep_ptau",
+                "GN2LepSimpleFlip_pb",
+                "GN2LepSimpleFlip_pc",
+                "GN2LepSimpleFlip_pu",
+                "GN2LepSimpleFlip_ptau"
+            ]
+        }
+    },
+    "ca_blocks": [
+        {
+            "block": "MultifoldTagger",
+            "nn_paths": [
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold0.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold1.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold2.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold3.onnx"
+            ]
+        },
+        {
+            "block": "MultifoldTagger",
+            "flip_tag_config": "SIMPLE_FLIP",
+            "alg_name": "flip_tagger",
+            "nn_paths": [
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold0.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold1.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold2.onnx",
+                "dev/BTagging/20240627/GN2v01Lep/antikt4empflow/network_fold3.onnx"
+            ]
+        } 
+    ]
+}
diff --git a/configs/fragments/pflow-sv1-jf.json b/configs/fragments/pflow-sv1-jf.json
new file mode 100644
index 0000000000000000000000000000000000000000..8e198251af59131e62ca881590378c6da2bfff07
--- /dev/null
+++ b/configs/fragments/pflow-sv1-jf.json
@@ -0,0 +1,46 @@
+{
+    "btagging" : {
+        "ints" : [
+            "JetFitter_nVTX",
+            "JetFitter_nSingleTracks",
+            "JetFitter_nTracksAtVtx",
+            "JetFitter_N2Tpair",
+            "SV1_N2Tpair",
+            "SV1_NGTinSvx",
+            "JetFitterSecondaryVertex_nTracks"
+        ],
+        "floats": [
+            "JetFitter_energyFraction",
+            "JetFitter_mass",
+            "JetFitter_significance3d",
+            "JetFitter_deltaphi",
+            "JetFitter_deltaeta",
+            "JetFitter_massUncorr",
+            "JetFitter_dRFlightDir",
+            "SV1_masssvx",
+            "SV1_efracsvx",
+            "SV1_significance3d",
+            "SV1_dstToMatLay",
+            "SV1_deltaR",
+            "SV1_Lxy",
+            "SV1_L3d",
+            "JetFitter_deltaR",
+            "JetFitterSecondaryVertex_displacement3d",
+            "JetFitterSecondaryVertex_displacement2d",
+            "JetFitterSecondaryVertex_mass",
+            "JetFitterSecondaryVertex_energy",
+            "JetFitterSecondaryVertex_energyFraction",
+            "JetFitterSecondaryVertex_minimumTrackRelativeEta",
+            "JetFitterSecondaryVertex_maximumTrackRelativeEta",
+            "JetFitterSecondaryVertex_averageTrackRelativeEta",
+            "JetFitterSecondaryVertex_maximumAllJetTrackRelativeEta",
+            "JetFitterSecondaryVertex_minimumAllJetTrackRelativeEta",
+            "JetFitterSecondaryVertex_averageAllJetTrackRelativeEta"
+        ],
+        "chars": [
+            "JetFitter_isDefaults",
+            "SV1_isDefaults",
+            "JetFitterSecondaryVertex_isDefaults"
+        ]
+    }
+}