diff --git a/cinrad/calc.py b/cinrad/calc.py
index 4d19eb6..688a485 100644
--- a/cinrad/calc.py
+++ b/cinrad/calc.py
@@ -99,11 +99,21 @@ def quick_cr(r_list: Volume_T, resolution: tuple = (1000, 1000)) -> Dataset:
         xarray.Dataset: composite reflectivity
     """
     r_data = list()
-    for i in r_list:
+    # Get grid from the first tilt
+    r, x, y = grid_2d(
+        r_list[0]["REF"].values,
+        r_list[0]["longitude"].values,
+        r_list[0]["latitude"].values,
+        resolution=resolution,
+    )
+    r_data.append(r)
+    for i in r_list[1:]:
         r, x, y = grid_2d(
             i["REF"].values,
             i["longitude"].values,
             i["latitude"].values,
+            x_out=x,
+            y_out=y,
             resolution=resolution,
         )
         r_data.append(r)
diff --git a/cinrad/visualize/__init__.py b/cinrad/visualize/__init__.py
index e89830f..009f9f3 100644
--- a/cinrad/visualize/__init__.py
+++ b/cinrad/visualize/__init__.py
@@ -3,7 +3,7 @@
 
 import matplotlib
 
-if 'Arial' in matplotlib.rc_params()['font.sans-serif']:
+if "Arial" in matplotlib.rc_params()["font.sans-serif"]:
     matplotlib.rc("font", family="Arial")
 from cinrad.visualize.ppi import *
 from cinrad.visualize.rhi import *
diff --git a/cinrad/visualize/utils.py b/cinrad/visualize/utils.py
index 54031c6..1d430fd 100644
--- a/cinrad/visualize/utils.py
+++ b/cinrad/visualize/utils.py
@@ -144,9 +144,7 @@ def _get_uniform_cmap(cmap: Any) -> Any:
     _d = dic[0]
     _d["VELSZ"] = _d["VEL"]
 
-font = FontProperties(
-    fname=get_font_path()
-)
+font = FontProperties(fname=get_font_path())
 plot_kw = {"fontproperties": font, "fontsize": 12}
 
 
@@ -315,7 +313,7 @@ def highlight_area(
     area: Union[Array_T, str], linecolor: str = "red", **kwargs
 ) -> List[Line2D]:
     r"""Return list of Line2D object for given area name"""
-    fpath = get_shp_file('City')
+    fpath = get_shp_file("City")
     shp = shapefile.Reader(fpath, encoding="gbk")
     rec = shp.shapeRecords()
     lines = list()