diff --git a/build.py b/build.py
index 6c2cbb0..8d25f18 100644
--- a/build.py
+++ b/build.py
@@ -1,10 +1,40 @@
 # pyright: reportUnusedCallResult=false, reportWildcardImportFromLibrary=false
 from build123d import *
 
-length, width, thickness = 80.0, 60.0, 10.0
+center_thickness = 10
 
-with BuildPart() as builder:
-    Box(length, width, thickness)
+mop_diameter = 40
+mop_arc_size = 180
 
-assert builder.part is not None
-export_step(builder.part, "output.step")
+scraper_diameter = 40
+scraper_arc_size = 180
+
+arms_thickness = 5
+
+clamp_length = 50
+
+with BuildPart() as mop_scraper_holder:
+    with BuildSketch() as profile:
+        with BuildLine() as outline:
+            mop_arc = CenterArc((0, (mop_diameter + center_thickness) / -2), mop_diameter / 2, 90 - (mop_arc_size / 2), mop_arc_size)
+            scraper_arc = CenterArc((0, (scraper_diameter + center_thickness) / 2), scraper_diameter / 2, (scraper_arc_size / 2) - 90, -scraper_arc_size)
+
+            Line(mop_arc @ 0, scraper_arc @ 0)
+            Line(mop_arc @ 1, scraper_arc @ 1)
+
+        make_face()
+
+        mop_arm = CenterArc((0, (mop_diameter + center_thickness) / -2), mop_diameter / 2, 90 - (mop_arc_size / 2), mop_arc_size)
+        offset(mop_arm, amount=arms_thickness, side=Side.RIGHT)
+        make_face()
+
+        scraper_arm = CenterArc((0, (scraper_diameter + center_thickness) / 2), scraper_diameter / 2, (scraper_arc_size / 2) - 90, -scraper_arc_size)
+        offset(scraper_arm, amount=arms_thickness, side=Side.LEFT)
+        make_face()
+
+    extrude(amount=clamp_length)
+
+    fillet(mop_scraper_holder.edges().filter_by(Axis.Z), 2)
+
+assert mop_scraper_holder.part is not None
+export_step(mop_scraper_holder.part, "mop_scraper_holder.step")
diff --git a/flake.nix b/flake.nix
index 3787970..f3bc53d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,8 +29,6 @@
         krantz.cad = {
           enable = true;
           builder = ./build.py;
-
-          outputName = "box";
         };
       };
     };