diff --git a/Main/Field.py b/Main/Field.py
index 78a9fcd..4162935 100644
--- a/Main/Field.py
+++ b/Main/Field.py
@@ -1,5 +1,13 @@
 class Field:
-    def __init__(self, horizontal, vertical, state):
-        self.horizontal = horizontal
-        self.vertical = vertical
-        self.state = state
\ No newline at end of file
+    def __init__(self, __horizontal, __vertical, __state):
+        self.horizontal = __horizontal
+        self.vertical = __vertical
+        self.__state = __state
+
+    @property
+    def state(self):
+        return self.__state
+
+    @state.setter
+    def state(self, state):
+        self.__state = state
diff --git a/Main/Tractor.py b/Main/Tractor.py
index 70d248a..fecf20d 100644
--- a/Main/Tractor.py
+++ b/Main/Tractor.py
@@ -1,4 +1,47 @@
 class Tractor:
-    def __init__(self, horizontal_index, vertical_index):
+    def __init__(self, horizontal_index, vertical_index, hitch, header, fuel_tank):
         self.horizontal_index = horizontal_index
-        self.vertical_index = vertical_index
\ No newline at end of file
+        self.vertical_index = vertical_index
+        self.hitch = hitch
+        self.header = header
+        self.fuel_tank = fuel_tank
+
+    @property
+    def horizontal_index(self):
+        return self.__horizontal_index
+
+    @horizontal_index.setter
+    def horizontal_index(self, horizontal_index):
+        self.__horizontal_index = horizontal_index
+        
+    @property
+    def vertical_index(self):
+        return self.__vertical_index
+
+    @vertical_index.setter
+    def vertical_index(self, vertical_index):
+        self.__vertical_index = vertical_index
+    
+    @property
+    def hitch(self):
+        return self.__hitch
+
+    @hitch.setter
+    def hitch(self, hitch):
+        self.__hitch = hitch
+    
+    @property
+    def fuel_tank(self):
+        return self.__fuel_tank
+
+    @fuel_tank.setter
+    def fuel_tank(self, fuel_tank):
+        self.__fuel_tank = fuel_tank
+        
+    @property
+    def header(self):
+        return self.__header
+
+    @header.setter
+    def header(self, header):
+        self.__header = header
\ No newline at end of file
diff --git a/Main/constants.py b/Main/constants.py
index a09d46c..c78d8dc 100644
--- a/Main/constants.py
+++ b/Main/constants.py
@@ -5,7 +5,7 @@ DISPLAY_SIZE_HORIZONTAL = 600
 DISPLAY_SIZE_VERTICAL = 600
 
 #TILE DIVIDER = TILE SIZE
-TILE_SIZE = 50
+TILE_SIZE = 30
 
 # number of tiles
 HORIZONTAL_TILES_NUMBER = DISPLAY_SIZE_HORIZONTAL/TILE_SIZE
@@ -22,8 +22,6 @@ GREEN = (0, 255, 0) #DO SCIECIA
 
 
 #tractor const
-TRACTOR_HORIZONTAL_LOCATION = DISPLAY_SIZE_HORIZONTAL/2
-TRACTOR_VERTICAL_LOCATION = DISPLAY_SIZE_VERTICAL/2
 
 TRACTOR_WIDTH = TILE_SIZE
 TRACTOR_HEIGHT = TILE_SIZE
diff --git a/Main/main.py b/Main/main.py
index d6e7dd5..232cfaa 100644
--- a/Main/main.py
+++ b/Main/main.py
@@ -18,7 +18,7 @@ vertical_change = 0
 
 board = Board.generate()
 
-tractor = Tractor(horizontal_index=0, vertical_index=0)
+tractor = Tractor(horizontal_index=0, vertical_index=0, hitch="nothing", header=False, fuel_tank=100)
 
 clock = pygame.time.Clock()