diff --git a/Jan/podstawka_żyłki.scad b/Jan/podstawka_żyłki.scad
index 4526289..ed79913 100644
--- a/Jan/podstawka_żyłki.scad
+++ b/Jan/podstawka_żyłki.scad
@@ -21,20 +21,23 @@ difference() {
   dovetail_cutsom();
 }
 
-difference() {
-  union(){
-    cylinder(h=base_thickness, d=base_size);
-    translate([0,0,base_thickness]) cylinder(h=peg_length, d=peg_size);
-  }
-  dovetail_cutsom();
-}
-
 right(50) union() {
   dovetail_cutsom();
   rotate([0,0,180]) translate([0,base_size, 0]) dovetail_cutsom();
 }
 
 right(80) difference() {
-  translate([0,0,2.5]) cube([20,60,3.5], center=true);
+  // translate([0,0,2.5]) cube([20,60,3.5], center=true);
+  translate([0,0,1.5]) cube([20,50,6], center=true);
   dovetail_cutsom();
+}
+
+cap_h = 10;
+cap_d = 20;
+
+hole_tolerance = 0.5;
+
+right(110) difference() {
+  cylinder(d=cap_d, h=cap_h);
+  translate([0,0,cap_h/2]) cylinder(d=peg_size + hole_tolerance, h=cap_h, $fn=8);
 }
\ No newline at end of file
diff --git a/Jan/spławik.scad b/Jan/spławik.scad
index 724cb3d..a169cd9 100644
--- a/Jan/spławik.scad
+++ b/Jan/spławik.scad
@@ -7,11 +7,16 @@ peg_width = 2;
 how_many_pegs = 16.0;
 peg_height = 12;
 
-union(){
-  cube([length, width, height-peg_height]);
+p_dist = (length-peg_width)/how_many_pegs;
+
+include <BOSL2/std.scad>
+
+difference(){
+  cube([length, width, height]);
   for ( i = [0:how_many_pegs] ) {
-    translate([i*(length-peg_width)/how_many_pegs, 0, height - peg_height])
-      cube([peg_width, width, peg_height]);
+    translate([i*p_dist + peg_width, -4, height - peg_height])
+    translate([(p_dist-peg_width)/2, (width+8)/2, (peg_height + 5)/2])
+      cuboid([p_dist-peg_width, width + 8, peg_height + 5], rounding=2.5);
   }
 }