diff --git a/src/app/container/container.pri b/src/app/container/container.pri
index e469485cb..626222518 100644
--- a/src/app/container/container.pri
+++ b/src/app/container/container.pri
@@ -13,7 +13,8 @@ SOURCES += \
     $$PWD/variables/vcurvelength.cpp \
     $$PWD/variables/vlinelength.cpp \
     $$PWD/variables/vsplinelength.cpp \
-    $$PWD/vformula.cpp
+    $$PWD/vformula.cpp \
+    $$PWD/variables/varcradius.cpp
 
 HEADERS += \
     $$PWD/vcontainer.h \
@@ -35,4 +36,6 @@ HEADERS += \
     $$PWD/variables/vlineangle_p.h \
     $$PWD/variables/vlinelength_p.h \
     $$PWD/variables/vmeasurement_p.h \
-    $$PWD/vformula.h
+    $$PWD/vformula.h \
+    $$PWD/variables/varcradius.h \
+    $$PWD/variables/varcradius_p.h
diff --git a/src/app/container/variables.h b/src/app/container/variables.h
index 3c7daf4d3..49fba0320 100644
--- a/src/app/container/variables.h
+++ b/src/app/container/variables.h
@@ -36,5 +36,6 @@
 #include "variables/vsplinelength.h"
 #include "variables/vlinelength.h"
 #include "variables/vlineangle.h"
+#include "variables/varcradius.h"
 
 #endif // VARIABLES_H
diff --git a/src/app/container/variables/varcradius.cpp b/src/app/container/variables/varcradius.cpp
new file mode 100644
index 000000000..6a10b2ac0
--- /dev/null
+++ b/src/app/container/variables/varcradius.cpp
@@ -0,0 +1,93 @@
+/************************************************************************
+ **
+ **  @file   varcradius.cpp
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   30 5, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#include "varcradius.h"
+#include "varcradius_p.h"
+#include "../libs/vgeometry/varc.h"
+#include "../core/vapplication.h"
+
+#include <QLineF>
+
+//---------------------------------------------------------------------------------------------------------------------
+VArcRadius::VArcRadius()
+    :VInternalVariable(), d(new VArcRadiusData)
+{
+    SetType(VarType::ArcRadius);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+VArcRadius::VArcRadius(const VArc *arc, quint32 arcId)
+    :VInternalVariable(), d(new VArcRadiusData(arcId))
+{
+    SCASSERT(arc != nullptr);
+
+    SetType(VarType::ArcRadius);
+    SetName(QString(radiusArc_+"%1").arg(arc->name()));
+    SetValue(arc);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+VArcRadius::VArcRadius(const VArcRadius &var)
+    :VInternalVariable(var), d(var.d)
+{}
+
+//---------------------------------------------------------------------------------------------------------------------
+VArcRadius &VArcRadius::operator=(const VArcRadius &var)
+{
+    if ( &var == this )
+    {
+        return *this;
+    }
+    VInternalVariable::operator=(var);
+    d = var.d;
+    return *this;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+VArcRadius::~VArcRadius()
+{}
+
+//---------------------------------------------------------------------------------------------------------------------
+bool VArcRadius::Filter(quint32 id)
+{
+    return id == d->arcId;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VArcRadius::SetValue(const VArc *arc)
+{
+    SCASSERT(arc != nullptr);
+
+    VInternalVariable::SetValue(qApp->fromPixel(arc->GetRadius()));
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+quint32 VArcRadius::GetArcId() const
+{
+    return d->arcId;
+}
diff --git a/src/app/container/variables/varcradius.h b/src/app/container/variables/varcradius.h
new file mode 100644
index 000000000..a620c7114
--- /dev/null
+++ b/src/app/container/variables/varcradius.h
@@ -0,0 +1,53 @@
+/************************************************************************
+ **
+ **  @file   varcradius.h
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   30 5, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef VARCRADIUS_H
+#define VARCRADIUS_H
+
+#include "vinternalvariable.h"
+
+class VArc;
+class VArcRadiusData;
+
+class VArcRadius :public VInternalVariable
+{
+public:
+    VArcRadius();
+    VArcRadius(const VArc *arc, quint32 arcId);
+    VArcRadius(const VArcRadius &var);
+    VArcRadius &operator=(const VArcRadius &var);
+    virtual ~VArcRadius();
+
+    virtual bool Filter(quint32 id);
+    void         SetValue(const VArc *arc);
+    quint32      GetArcId() const;
+private:
+    QSharedDataPointer<VArcRadiusData> d;
+};
+
+#endif // VARCRADIUS_H
diff --git a/src/app/container/variables/varcradius_p.h b/src/app/container/variables/varcradius_p.h
new file mode 100644
index 000000000..80fc935b6
--- /dev/null
+++ b/src/app/container/variables/varcradius_p.h
@@ -0,0 +1,67 @@
+/************************************************************************
+ **
+ **  @file   VArcRadiusData.h
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   30 5, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef VARCRADIUSDATA_H
+#define VARCRADIUSDATA_H
+
+#include <QSharedData>
+
+#ifdef Q_CC_GNU
+    #pragma GCC diagnostic push
+    #pragma GCC diagnostic ignored "-Weffc++"
+#endif
+
+class VArcRadiusData : public QSharedData
+{
+public:
+
+    VArcRadiusData()
+        :arcId(NULL_ID)
+    {}
+
+    VArcRadiusData(const quint32 &arcId)
+        :arcId(arcId)
+    {}
+
+    VArcRadiusData(const VArcRadiusData &var)
+        :QSharedData(var), arcId(var.arcId)
+    {}
+
+    virtual  ~VArcRadiusData();
+
+    quint32 arcId;
+};
+
+VArcRadiusData::~VArcRadiusData()
+{}
+
+#ifdef Q_CC_GNU
+#pragma GCC diagnostic pop
+#endif
+
+#endif // VARCRADIUSDATA_H
diff --git a/src/app/container/vcontainer.cpp b/src/app/container/vcontainer.cpp
index 9a910543d..ede4f8332 100644
--- a/src/app/container/vcontainer.cpp
+++ b/src/app/container/vcontainer.cpp
@@ -315,6 +315,16 @@ void VContainer::AddLine(const quint32 &firstPointId, const quint32 &secondPoint
     AddVariable(angle->GetName(), angle);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VContainer::AddArc(const quint32 &arcId, const quint32 &parentId)
+{
+    AddCurveLength<VArcLength>(arcId, parentId);
+
+    const QSharedPointer<VArc> arc = GeometricObject<VArc>(arcId);
+    VArcRadius *radius = new VArcRadius(arc.data(), arcId);
+    AddVariable(radius->GetName(), radius);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief AddObject add object to container
@@ -417,6 +427,12 @@ const QMap<QString, QSharedPointer<VLineAngle> > VContainer::DataAngleLines() co
     return DataVar<VLineAngle>(VarType::LineAngle);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+const QMap<QString, QSharedPointer<VArcRadius> > VContainer::DataRadiusesArcs() const
+{
+    return DataVar<VArcRadius>(VarType::ArcRadius);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 bool VContainer::IsUnique(const QString &name)
 {
diff --git a/src/app/container/vcontainer.h b/src/app/container/vcontainer.h
index e96151708..54cec0731 100644
--- a/src/app/container/vcontainer.h
+++ b/src/app/container/vcontainer.h
@@ -157,6 +157,7 @@ public:
     quint32            AddGObject(VGObject *obj);
     quint32            AddDetail(VDetail detail);
     void               AddLine(const quint32 &firstPointId, const quint32 &secondPointId);
+    void               AddArc(const quint32 &arcId, const quint32 &parentId = 0);
 
     template <typename TLength>
     /**
@@ -223,6 +224,7 @@ public:
     const QMap<QString, QSharedPointer<VSplineLength> > DataLengthSplines() const;
     const QMap<QString, QSharedPointer<VArcLength> >    DataLengthArcs() const;
     const QMap<QString, QSharedPointer<VLineAngle> >    DataAngleLines() const;
+    const QMap<QString, QSharedPointer<VArcRadius> >    DataRadiusesArcs() const;
 
     static bool        IsUnique(const QString &name);
 
diff --git a/src/app/core/vapplication.cpp b/src/app/core/vapplication.cpp
index af379c38b..1800df246 100644
--- a/src/app/core/vapplication.cpp
+++ b/src/app/core/vapplication.cpp
@@ -1485,7 +1485,9 @@ void VApplication::InitVariables()
     variables.insert(arc_, QmuTranslation::translate("Variables", "Arc_", "Left symbol _ in name"));
     variables.insert(spl_, QmuTranslation::translate("Variables", "Spl_", "Left symbol _ in name"));
     variables.insert(splPath, QmuTranslation::translate("Variables", "SplPath",
-                                                      "Do not add symbol _ to the end of name"));
+                                                        "Do not add symbol _ to the end of name"));
+    variables.insert(radiusArc_, QmuTranslation::translate("Variables", "Radius",
+                                                           "Do not add symbol _ to the end of name"));
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/dialogs/app/dialogincrements.cpp b/src/app/dialogs/app/dialogincrements.cpp
index f64242add..a1346a6ce 100644
--- a/src/app/dialogs/app/dialogincrements.cpp
+++ b/src/app/dialogs/app/dialogincrements.cpp
@@ -97,6 +97,7 @@ DialogIncrements::DialogIncrements(VContainer *data, VPattern *doc, QWidget *par
     FillLengthLinesAngle();
     FillLengthSplines();
     FillLengthArcs();
+    FillRadiusesArcs();
 
     if (qApp->patternType() == MeasurementsType::Standard)
     {
@@ -380,6 +381,12 @@ void DialogIncrements::FillLengthArcs()
     FillTable(data->DataLengthArcs(), ui->tableWidgetArcs);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void DialogIncrements::FillRadiusesArcs()
+{
+    FillTable(data->DataRadiusesArcs(), ui->tableWidgetRadiusesArcs);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void DialogIncrements::SetItemViewOnly(QTableWidgetItem *item)
 {
@@ -406,6 +413,7 @@ void DialogIncrements::ShowUnits()
     ShowHeaderUnits(ui->tableWidgetSplines, 1, unit);// lengths
     ShowHeaderUnits(ui->tableWidgetArcs, 1, unit);// lengths
     ShowHeaderUnits(ui->tableWidgetLinesAngle, 1, "°");// lengths
+    ShowHeaderUnits(ui->tableWidgetRadiusesArcs, 1, unit);// radius
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/dialogs/app/dialogincrements.h b/src/app/dialogs/app/dialogincrements.h
index d45f7dab2..3aac33054 100644
--- a/src/app/dialogs/app/dialogincrements.h
+++ b/src/app/dialogs/app/dialogincrements.h
@@ -102,6 +102,7 @@ private:
     void                 FillLengthLinesAngle();
     void                 FillLengthSplines();
     void                 FillLengthArcs();
+    void                 FillRadiusesArcs();
     void                 AddIncrementToFile(const quint32 &id, const QString &name, const qreal &base,
                                             const qreal &ksize, const qreal &kheight, const QString &description);
     void                 HideColumns(QTableWidget *table);
diff --git a/src/app/dialogs/app/dialogincrements.ui b/src/app/dialogs/app/dialogincrements.ui
index 1f2a3ccce..e1dedad6b 100644
--- a/src/app/dialogs/app/dialogincrements.ui
+++ b/src/app/dialogs/app/dialogincrements.ui
@@ -39,7 +39,7 @@
       <enum>QTabWidget::North</enum>
      </property>
      <property name="currentIndex">
-      <number>3</number>
+      <number>6</number>
      </property>
      <widget class="QWidget" name="tabStandard">
       <property name="sizePolicy">
@@ -665,6 +665,45 @@
        </item>
       </layout>
      </widget>
+     <widget class="QWidget" name="tab_2">
+      <attribute name="title">
+       <string>Radiuses arcs</string>
+      </attribute>
+      <layout class="QGridLayout" name="gridLayout_7">
+       <item row="0" column="0">
+        <widget class="QTableWidget" name="tableWidgetRadiusesArcs">
+         <property name="editTriggers">
+          <set>QAbstractItemView::NoEditTriggers</set>
+         </property>
+         <property name="alternatingRowColors">
+          <bool>true</bool>
+         </property>
+         <attribute name="horizontalHeaderCascadingSectionResizes">
+          <bool>false</bool>
+         </attribute>
+         <attribute name="horizontalHeaderDefaultSectionSize">
+          <number>137</number>
+         </attribute>
+         <attribute name="horizontalHeaderStretchLastSection">
+          <bool>false</bool>
+         </attribute>
+         <attribute name="verticalHeaderVisible">
+          <bool>false</bool>
+         </attribute>
+         <column>
+          <property name="text">
+           <string>Arc</string>
+          </property>
+         </column>
+         <column>
+          <property name="text">
+           <string>Radius</string>
+          </property>
+         </column>
+        </widget>
+       </item>
+      </layout>
+     </widget>
     </widget>
    </item>
   </layout>
diff --git a/src/app/dialogs/tools/dialogeditwrongformula.cpp b/src/app/dialogs/tools/dialogeditwrongformula.cpp
index ad1386994..23f614630 100644
--- a/src/app/dialogs/tools/dialogeditwrongformula.cpp
+++ b/src/app/dialogs/tools/dialogeditwrongformula.cpp
@@ -182,6 +182,14 @@ void DialogEditWrongFormula::ValChenged(int row)
         ui->labelDescription->setText(desc);
         return;
     }
+    if (ui->radioButtonRadiusesArcs->isChecked())
+    {
+        QString desc = QString("%1(%2) - %3").arg(item->text())
+                .arg(*data->GetVariable<VArcRadius>(qApp->VarFromUser(item->text()))->GetValue())
+                .arg(tr("Arc radius"));
+        ui->labelDescription->setText(desc);
+        return;
+    }
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -258,6 +266,13 @@ void DialogEditWrongFormula::LengthLines()
     ShowVariable(data->DataLengthLines());
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void DialogEditWrongFormula::RadiusArcs()
+{
+    ui->checkBoxHideEmpty->setEnabled(false);
+    ShowVariable(data->DataRadiusesArcs());
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief LengthArcs show in list lengths of arcs variables
@@ -364,6 +379,7 @@ void DialogEditWrongFormula::InitVariables()
     connect(ui->radioButtonLengthSpline, &QRadioButton::clicked, this, &DialogEditWrongFormula::LengthCurves);
     connect(ui->radioButtonAngleLine, &QRadioButton::clicked, this, &DialogEditWrongFormula::AngleLines);
     connect(ui->checkBoxHideEmpty, &QCheckBox::stateChanged, this, &DialogEditWrongFormula::Measurements);
+    connect(ui->radioButtonRadiusesArcs, &QRadioButton::clicked, this, &DialogEditWrongFormula::RadiusArcs);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/app/dialogs/tools/dialogeditwrongformula.h b/src/app/dialogs/tools/dialogeditwrongformula.h
index dffb9b228..6a559115c 100644
--- a/src/app/dialogs/tools/dialogeditwrongformula.h
+++ b/src/app/dialogs/tools/dialogeditwrongformula.h
@@ -70,6 +70,7 @@ public slots:
 
     void         Measurements();
     void         LengthLines();
+    void         RadiusArcs();
     void         LengthArcs();
     void         LengthCurves();
     void         AngleLines();
diff --git a/src/app/dialogs/tools/dialogeditwrongformula.ui b/src/app/dialogs/tools/dialogeditwrongformula.ui
index 27668da0b..33acda72b 100644
--- a/src/app/dialogs/tools/dialogeditwrongformula.ui
+++ b/src/app/dialogs/tools/dialogeditwrongformula.ui
@@ -342,6 +342,13 @@
            </property>
           </widget>
          </item>
+         <item>
+          <widget class="QRadioButton" name="radioButtonRadiusesArcs">
+           <property name="text">
+            <string>Radius of arcs</string>
+           </property>
+          </widget>
+         </item>
         </layout>
        </item>
       </layout>
diff --git a/src/app/options.cpp b/src/app/options.cpp
index 40ea0e7e0..dfb49b74c 100644
--- a/src/app/options.cpp
+++ b/src/app/options.cpp
@@ -186,6 +186,7 @@ const QString depthWaistSecond_M                  = QStringLiteral("depth_waist_
 //variables
 const QString line_      = QStringLiteral("Line_");
 const QString angleLine_ = QStringLiteral("AngleLine_");
+const QString radiusArc_ = QStringLiteral("Radius");
 
 //functions
 const QString sin_F   = QStringLiteral("sin");
diff --git a/src/app/options.h b/src/app/options.h
index 478bf66a1..14d9a9940 100644
--- a/src/app/options.h
+++ b/src/app/options.h
@@ -126,7 +126,8 @@ enum class Vis : unsigned char
 enum class Source : char { FromGui, FromFile, FromTool };
 enum class NodeDetail : char { Contour, Modeling };
 enum class Contour : char { OpenContour, CloseContour };
-enum class VarType : char { Measurement, Increment, LineLength, SplineLength, ArcLength, LineAngle, Unknown };
+enum class VarType : char { Measurement, Increment, LineLength, SplineLength, ArcLength, ArcRadius, LineAngle,
+                            Unknown };
 
 enum class GHeights : unsigned char { ALL,
                                       H92=92,   H98=98,   H104=104, H110=110, H116=116, H122=122, H128=128, H134=134,
@@ -283,6 +284,7 @@ extern const QString depthWaistSecond_M;
 // variables name
 extern const QString line_;
 extern const QString angleLine_;
+extern const QString radiusArc_;
 
 // functions
 extern const QString sin_F;
diff --git a/src/app/tools/drawTools/vtoolarc.cpp b/src/app/tools/drawTools/vtoolarc.cpp
index 27f27878d..62429b9ac 100644
--- a/src/app/tools/drawTools/vtoolarc.cpp
+++ b/src/app/tools/drawTools/vtoolarc.cpp
@@ -138,12 +138,12 @@ VToolArc* VToolArc::Create(const quint32 _id, const quint32 &center, QString &ra
     if (typeCreation == Source::FromGui)
     {
         id = data->AddGObject(arc);
-        data->AddCurveLength<VArcLength>(id);
+        data->AddArc(id);
     }
     else
     {
         data->UpdateGObject(id, arc);
-        data->AddCurveLength<VArcLength>(id);
+        data->AddArc(id);
         if (parse != Document::FullParse)
         {
             doc->UpdateToolData(id, data);
diff --git a/src/app/tools/drawTools/vtoolcutarc.cpp b/src/app/tools/drawTools/vtoolcutarc.cpp
index 86a9c8f3e..9792f96a8 100644
--- a/src/app/tools/drawTools/vtoolcutarc.cpp
+++ b/src/app/tools/drawTools/vtoolcutarc.cpp
@@ -138,8 +138,8 @@ VToolCutArc* VToolCutArc::Create(const quint32 _id, const QString &pointName, QS
         arc1id = data->AddGObject(new VArc(arc1));
         arc2id = data->AddGObject(new VArc(arc2));
 
-        data->AddCurveLength<VArcLength>(arc1id, id);
-        data->AddCurveLength<VArcLength>(arc2id, id);
+        data->AddArc(arc1id, id);
+        data->AddArc(arc2id, id);
     }
     else
     {
@@ -150,8 +150,8 @@ VToolCutArc* VToolCutArc::Create(const quint32 _id, const QString &pointName, QS
         data->UpdateGObject(arc1id, new VArc(arc1));
         data->UpdateGObject(arc2id, new VArc(arc2));
 
-        data->AddCurveLength<VArcLength>(arc1id, id);
-        data->AddCurveLength<VArcLength>(arc2id, id);
+        data->AddArc(arc1id, id);
+        data->AddArc(arc2id, id);
 
         if (parse != Document::FullParse)
         {
diff --git a/src/app/xml/vpattern.cpp b/src/app/xml/vpattern.cpp
index 7b912c7f4..b6b77aac3 100644
--- a/src/app/xml/vpattern.cpp
+++ b/src/app/xml/vpattern.cpp
@@ -2611,6 +2611,7 @@ void VPattern::PrepareForParse(const Document &parse)
         data->ClearVariables(VarType::LineAngle);
         data->ClearVariables(VarType::LineLength);
         data->ClearVariables(VarType::SplineLength);
+        data->ClearVariables(VarType::ArcRadius);
     }
 }