diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 7f590f4..23818ce 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -57,6 +57,7 @@ if (DEFINED FBX_SDK_ROOT)
         common
         model
         #pvt.cppan.demo.eigen
+        pvt.cppan.demo.taywee.args
         debug "${FBX_SDK_ROOT}/lib/vs2015/x86/debug/libfbxsdk-md.lib"
         optimized "${FBX_SDK_ROOT}/lib/vs2015/x86/release/libfbxsdk-md.lib"
     )
diff --git a/src/common/types.h b/src/common/types.h
index ba818be..f063422 100644
--- a/src/common/types.h
+++ b/src/common/types.h
@@ -26,18 +26,22 @@
 enum class GameType
 {
     Aim1,
-    Aim2
+    Aim2,
+    AimR,
 };
 
 inline GameType gameType = GameType::Aim2;
 
+template <typename T>
 struct vector3
 {
-    float x = 0;
-    float y = 0;
-    float z = 0;
+    T x;
+    T y;
+    T z;
 };
 
+using vector3f = vector3<float>;
+
 struct vector4
 {
     float x = 0;
@@ -65,7 +69,7 @@ struct weather
 {
     struct atmospheric_effects
     {
-        vector3 wind;
+        vector3f wind;
         WeatherType weatherType;
         float strength;
         float duration;
@@ -83,8 +87,8 @@ struct weather
     std::string cloud_layer2;
     float cloud_layer1_speed;
     float cloud_layer2_speed;
-    vector3 cloud_layer1_direction;
-    vector3 cloud_layer2_direction;
+    vector3f cloud_layer1_direction;
+    vector3f cloud_layer2_direction;
     std::string sun;
     color general_color;
     color sun_color;
diff --git a/src/mmp_extractor/mmp.h b/src/mmp_extractor/mmp.h
index 47f0bf6..fe34280 100644
--- a/src/mmp_extractor/mmp.h
+++ b/src/mmp_extractor/mmp.h
@@ -86,8 +86,8 @@ struct segment
 
     struct description
     {
-        vector3 min;
-        vector3 max;
+        vector3f min;
+        vector3f max;
         float unk0[5];
         uint32_t unk1[7];
     };
diff --git a/src/mod_converter/fbx.cpp b/src/mod_converter/fbx.cpp
index 2d28554..6d6ef39 100644
--- a/src/mod_converter/fbx.cpp
+++ b/src/mod_converter/fbx.cpp
@@ -407,7 +407,7 @@ bool CreateScene(model &model, const std::string &name, FbxManager* pSdkManager,
 
             // Set texture properties.
             lTexture = FbxFileTexture::Create(pScene, "Diffuse Texture");
-            lTexture->SetFileName((b.h.tex_mask + texture_extension).c_str()); // Resource file is in current directory.
+            lTexture->SetFileName((b.h.mask.name + texture_extension).c_str()); // Resource file is in current directory.
             lTexture->SetTextureUse(FbxTexture::eStandard);
             lTexture->SetMappingType(FbxTexture::eUV);
             lTexture->SetMaterialUse(FbxFileTexture::eModelMaterial);
@@ -417,7 +417,7 @@ bool CreateScene(model &model, const std::string &name, FbxManager* pSdkManager,
 
             // Set texture properties.
             lTexture = FbxFileTexture::Create(pScene, "Ambient Texture");
-            lTexture->SetFileName((b.h.tex_mask + texture_extension).c_str()); // Resource file is in current directory.
+            lTexture->SetFileName((b.h.mask.name + texture_extension).c_str()); // Resource file is in current directory.
             lTexture->SetTextureUse(FbxTexture::eStandard);
             lTexture->SetMappingType(FbxTexture::eUV);
             lTexture->SetMaterialUse(FbxFileTexture::eModelMaterial);
@@ -427,7 +427,7 @@ bool CreateScene(model &model, const std::string &name, FbxManager* pSdkManager,
 
             // Set texture properties.
             lTexture = FbxFileTexture::Create(pScene, "Specular Texture");
-            lTexture->SetFileName((b.h.tex_spec + texture_extension).c_str()); // Resource file is in current directory.
+            lTexture->SetFileName((b.h.spec.name + texture_extension).c_str()); // Resource file is in current directory.
             lTexture->SetTextureUse(FbxTexture::eStandard);
             lTexture->SetMappingType(FbxTexture::eUV);
             lTexture->SetMaterialUse(FbxFileTexture::eModelMaterial);
diff --git a/src/mod_converter/mod_converter.cpp b/src/mod_converter/mod_converter.cpp
index 36f5ed0..0a137b8 100644
--- a/src/mod_converter/mod_converter.cpp
+++ b/src/mod_converter/mod_converter.cpp
@@ -16,6 +16,13 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <buffer.h>
+#include "fbx.h"
+#include "model.h"
+
+#include <primitives/filesystem.h>
+#include <args.hxx>
+
 #include <algorithm>
 #include <fstream>
 #include <iostream>
@@ -24,12 +31,6 @@
 #include <stdint.h>
 #include <string>
 
-#include <buffer.h>
-#include "model.h"
-#include "fbx.h"
-
-#include <primitives/filesystem.h>
-
 using namespace std;
 
 // options
@@ -61,11 +62,18 @@ void convert_model(const path &fn)
 int main(int argc, char *argv[])
 try
 {
-    if (argc < 2 || !parse_cmd(argc, argv))
-    {
-        printf("Usage: %s [OPTIONS] {model_file,model_dir}\n", argv[0]);
-        return 1;
-    }
+    args::ArgumentParser parser("mmo extractor");
+    args::HelpFlag help(parser, "help", "Display this help menu", { 'h', "help" });
+    args::Flag mr(parser, "mr", "AIM Racing MOD file", { "mr" });
+    args::Positional<std::string> file_path(parser, "file or directory", "MOD_ file or directory with MOD_ files");
+    parser.Prog(argv[0]);
+
+    parser.ParseCLI(argc, argv);
+
+    if (mr)
+        gameType = GameType::AimR;
+
+    p = file_path.Get();
     if (fs::is_regular_file(p))
         convert_model(p);
     else if (fs::is_directory(p))
diff --git a/src/model/model.cpp b/src/model/model.cpp
index 09eb9b0..2e291d3 100644
--- a/src/model/model.cpp
+++ b/src/model/model.cpp
@@ -259,14 +259,14 @@ std::string block::printMtl() const
     // d 1.0
     // illum
     s += "\n";
-    if (h.tex_mask != "_DEFAULT_")
-        s += "map_Ka " + h.tex_mask + texture_extension + "\n";
-    if (h.tex_mask != "_DEFAULT_")
-        s += "map_Kd " + h.tex_mask + texture_extension + "\n";
-    if (h.tex_spec != "_DEFAULT_")
-        s += "map_Ks " + h.tex_spec + texture_extension + "\n";
-    if (h.tex_spec != "_DEFAULT_")
-        s += "map_Ns " + h.tex_spec + texture_extension + "\n";
+    if (h.mask.name != "_DEFAULT_")
+        s += "map_Ka " + h.mask.name + texture_extension + "\n";
+    if (h.mask.name != "_DEFAULT_")
+        s += "map_Kd " + h.mask.name + texture_extension + "\n";
+    if (h.spec.name != "_DEFAULT_")
+        s += "map_Ks " + h.spec.name + texture_extension + "\n";
+    if (h.spec.name != "_DEFAULT_")
+        s += "map_Ns " + h.spec.name + texture_extension + "\n";
     s += "\n";
     return s;
 }
@@ -306,19 +306,36 @@ std::string block::printObj(int group_offset, bool rotate_x_90) const
     return s;
 }
 
+void block::header::texture::load(const buffer &b)
+{
+    READ_STRING(b, name);
+    if (gameType == GameType::AimR)
+        READ(b, number);
+}
+
 void block::header::load(const buffer &b)
 {
     READ(b, type);
     READ_STRING(b, name);
     name = translate(name);
-    READ_STRING(b, tex_mask);
-    READ_STRING(b, tex_spec);
-    READ_STRING(b, tex3);
-    READ_STRING(b, tex4);
+    mask.load(b);
+    spec.load(b);
+    tex3.load(b);
+    tex4.load(b);
     READ(b, all_lods);
-    READ(b, unk2);
+    if (gameType == GameType::AimR)
+    {
+        READ(b, unk2[0]);
+        READ(b, unk2[1]);
+        READ(b, size);
+    }
+    else
+        READ(b, unk2);
     READ(b, unk3);
-    READ(b, size);
+    if (gameType != GameType::AimR)
+        READ(b, size);
+    else
+        READ(b, unk2[2]); // unk4_0 - related to unk4 - some vector3f
     READ(b, unk4);
 }
 
diff --git a/src/model/model.h b/src/model/model.h
index ec1fa62..6711336 100644
--- a/src/model/model.h
+++ b/src/model/model.h
@@ -18,6 +18,8 @@
 
 #pragma once
 
+#include "types.h"
+
 #include <stdint.h>
 #include <string>
 #include <vector>
@@ -75,14 +77,6 @@ enum class MaterialType : uint32_t
     Fire2                                                   = 0x3D,
 };
 
-template <typename T>
-struct vector3
-{
-    T x;
-    T y;
-    T z;
-};
-
 template <typename T>
 struct aim_vector3 : vector3<T>
 {
@@ -199,12 +193,20 @@ struct block
 {
     struct header
     {
+        struct texture
+        {
+            std::string name;
+            uint32_t number; // AimR
+
+            void load(const buffer &b);
+        };
+
         BlockType type;
         std::string name;
-        std::string tex_mask;
-        std::string tex_spec;
-        std::string tex3;
-        std::string tex4;
+        texture mask;
+        texture spec;
+        texture tex3;
+        texture tex4;
         union // LODs
         {
             struct
@@ -224,7 +226,7 @@ struct block
         // unk
         uint32_t unk2[3];
         uint32_t unk3;
-        uint32_t unk4[10];
+        float unk4[10];
 
         void load(const buffer &b);
     };
diff --git a/src/save_loader/save.h b/src/save_loader/save.h
index 0d20b35..0c75594 100644
--- a/src/save_loader/save.h
+++ b/src/save_loader/save.h
@@ -124,7 +124,7 @@ struct header_segment : public segment
 {
     uint32_t unk1[3];
     std::string save_name;
-    vector3 position;
+    vector3f position;
     std::string mmp_file;
     std::string location_name;
     Common camera;
@@ -710,7 +710,7 @@ struct groups_segment : public segment
 
     struct group
     {
-        vector3 pos;
+        vector3f pos;
         std::string org;
         std::string base;
         float unk0[4];