diff --git a/Artur/neuroshima_hex.scad b/Artur/neuroshima_hex.scad
index 9701f15..4a84003 100644
--- a/Artur/neuroshima_hex.scad
+++ b/Artur/neuroshima_hex.scad
@@ -4,26 +4,36 @@ include <BOSL2/screws.scad>
 $slop=0.5;
 $fn=36;
 
-in_d = 37;
-thread = "M45x3,80";
-in_h = 80;
-t = 3;
+in_d = 38;
+thread = "M48x3,80";
+in_h = 90;
+t = 2;
 
-th_h = 10;
-cap_h = 12;
+th_h = 15;
+cap_h = 15;
 
-out_d = in_d + 2*t;
+out_d = 45;
 
-cap_d = 50;
-cap_n = 24; // how many cutouts on edge
+cap_d = 55;
+cap_d2 = 50;
+cap_edge_n = 48; // how many cutouts on edge
+cap_edge_d = 1;
+
+cap_in_h = 6;
+cap_in_d = cap_d/2;
 
 hole_d = 15;
 
+coin_d = 18.2 + 0.5;
+coin_h = 12;
+coin_dist = 10.5 + 0.5;
+
 difference() {
     union() {
-        down(th_h/2) cyl(h=in_h - th_h, d=in_d + 2*t, rounding1=2);
+        down(th_h/2) cyl(h=in_h - th_h, d=out_d, rounding1=2);
         up(th_h/2) screw(thread);
     }
+    // cut off excess threads
     down(th_h) difference() {
         cyl(h=in_h, d=out_d*2);
         cyl(h=in_h, d=out_d);
@@ -31,9 +41,13 @@ difference() {
     // inside hollow
     up(t) cyl(d=in_d, h=in_h);
     // cutoff at the top
-    up(50 + in_h/2 + t/2)cuboid([100,100,100]);
+    up(50 + in_h/2)cuboid([100,100,100]);
     // hole in the bottom
     down(in_h/2 - t/2) cyl(h=t+0.1, d=hole_d, rounding=-1);
+    // cutouts for the coins
+    up(in_h/2) for(i=[0,120,240]) {
+        zrot(i) left(coin_dist) cyl(d=coin_d, h=coin_h*2);
+    }
 }
 
 right(100) union() {
@@ -43,17 +57,21 @@ right(100) union() {
             up(th_h/2 + t/2) cyl(h=t, d=cap_d, rounding2=2);
             difference() {
                 down(cap_h/2) cyl(d=cap_d, h=cap_h, rounding=2);
-                down(cap_h/2) cyl(d=in_d+2*t+1, h=cap_h+1);
+                down(cap_h/2) cyl(d=cap_d2+1, h=cap_h+1);
             }
         }
         difference() {
             cyl(d=cap_d*2, h=100);
             cyl(d=cap_d, h=101);
         }
-        for(i = [0 : 360 / cap_n : 360]) {
-            zrot(i) left(cap_d/2) cyl(h=cap_h*2);
+        for(i = [0 : 360 / cap_edge_n : 360]) {
+            zrot(i) left(cap_d/2) cyl(h=cap_h*2, d=cap_edge_d);
         }
         // hole
         up(th_h/2 + t/2) cyl(h=t+0.1, d=hole_d, rounding=-1);
     }
+    up(cap_h/2 + t) down(cap_in_h/2) difference() {
+        cyl(h=cap_in_h, d=cap_in_d + t, rounding=1);
+        cyl(h=cap_in_h + 0.1, d=cap_in_d, rounding=-1);
+    }
 }
diff --git a/Neptune4/screw_tube.scad b/Neptune4/screw_tube.scad
new file mode 100644
index 0000000..3d335cf
--- /dev/null
+++ b/Neptune4/screw_tube.scad
@@ -0,0 +1,51 @@
+include <BOSL2/std.scad>
+include <BOSL2/screws.scad>
+
+h = 15; // if modified, also edit thread length
+s_spec = "M8,15";
+s_d = 6; // also modify to fit thread
+
+hole_d = 4.38;
+
+base_d = 17;
+base_h = 3;
+
+nut_h = 4;
+nut_d = 17;
+
+// outside shape
+nut_n = 16;
+nut_n_d = 2;
+
+oring_od = 13;
+oring_t = 1.5;
+
+$fn = 36*3;
+$slop=0.1;
+
+module knurl(out_d, knurl_d, n, h) {
+    for(i = [0 : 360/n : 360]) {
+        zrot(i) left(out_d/2 + knurl_d/5) cyl(h=h+1, d=knurl_d);
+    }
+}
+
+// thread
+difference() {
+    union() {
+        up(h/2) screw(s_spec);
+        up(base_h/2) cyl(h=base_h, d=base_d, chamfer=0.2);
+    }
+    up(h/2) cyl(d=hole_d, h=h+0.1, chamfer=-0.5);
+    up(base_h/2) knurl(base_d, nut_n_d, nut_n, base_h);
+    // space for oring
+    up(base_h) torus(od=oring_od, r_min=oring_t/2);
+}
+
+// nut
+left((nut_d + base_d)/2 + 5) difference() {
+    union() {
+        up(nut_h/2) cyl(h=nut_h, d=nut_d, chamfer=0.2);
+    }
+    up(nut_h/2) screw_hole(s_spec, thread=true, l=nut_h+0.1, bevel=0.25);
+    up(nut_h/2) knurl(nut_d, nut_n_d, nut_n, nut_h);
+}
\ No newline at end of file
diff --git a/Oliwka/pierscien.scad b/Oliwka/pierscien.scad
new file mode 100644
index 0000000..50455fe
--- /dev/null
+++ b/Oliwka/pierscien.scad
@@ -0,0 +1,27 @@
+include <BOSL2/std.scad>
+
+t=3;
+d = 50;
+h = 50;
+conn = 5;
+tr = 3; // trytytka szer
+tr_d = 0.5;
+
+$fn = 360;
+
+difference() {
+    torus(d_maj=d, d_min=t);
+    back(d + conn/2)cuboid([2*d,2*d,2*d]);
+    left(d/2) union() {
+        up(conn/2) cuboid([conn,conn,conn]);
+        xrot(90) tube(h=tr, id=t-tr_d, wall=t, rounding=0.3);
+    }
+    right(d/2) union() {
+        down(conn/2) cuboid([conn,conn,conn]);
+        xrot(90) tube(h=tr, id=t-tr_d, wall=t, rounding=0.3);
+    }
+
+}
+for(i = [0:1] ) {
+    zrot(90*i + 45) left(d/2) up(h/2) cyl(h=h, d=t);
+}
\ No newline at end of file
diff --git a/Sasza/celownik/celownik3.scad b/Sasza/celownik/celownik3.scad
index dedf74d..54ebd65 100644
--- a/Sasza/celownik/celownik3.scad
+++ b/Sasza/celownik/celownik3.scad
@@ -10,7 +10,7 @@ include <BOSL2/screws.scad>
 // parameters
 length = 9; // ustaw poniżej 5 do testów wymiarów
 
-clamp_inner = 22.1;
+clamp_inner = 22.075;
 clamp_inner_acurracy = 90;
 clamp_thickness = 2;
 
diff --git a/Sasza/cz_mag.scad b/Sasza/cz_mag.scad
new file mode 100644
index 0000000..20f1d1a
--- /dev/null
+++ b/Sasza/cz_mag.scad
@@ -0,0 +1,42 @@
+include <BOSL2/std.scad>
+
+mag_base = 16 + 1;
+mag_h = 6 + 1; // height of the wider base
+mag_width = 11 + 0.5;
+mag_length = 37;
+
+magnet_h = 0.8;
+magnet_d = 4.3;
+magnet_n1 = 7;
+magnet_n2 = 3;
+
+t = 3;
+n = 4;
+h = 20;
+
+width = n * mag_base + (n+1) * t;
+l = mag_length + t;
+
+$fn = 360;
+
+difference() {
+    round3d(0.75, $fn=3) { 
+        back(width/4) cuboid([width, t, h]);
+        difference() {
+            cuboid([width,l,h]);
+            xrot(-3) left(width/2) for(i = [0 : n-1]) {
+                up(h/2) down(t) down(magnet_h) down(mag_h/2)
+                right((i+1)*t) right(i*mag_base) right(mag_base/2) union() {
+                    cuboid([mag_base,l+0.1,mag_h]);
+                    down(mag_h/2) down(h/2) cuboid([mag_width,l+0.1,h+0.1]);
+                }
+            }
+        }
+    }
+    up(h/2) down(magnet_h/2 - 0.1) left(width/2 - magnet_d/2 - t) back(l/2 - magnet_d/2 - t) 
+    for(i = [0 : (width - magnet_d - t*2)/(magnet_n1-1) : width]) {
+        for(j = [0 : (l - magnet_d - t*2)/(magnet_n2-1) : l]) {
+            right(i) fwd(j) cyl(d=magnet_d, h=magnet_h);
+        }
+    }
+}
\ No newline at end of file
diff --git a/Sasza/transalp_ladowarka.scad b/Sasza/transalp_ladowarka.scad
new file mode 100644
index 0000000..2375c7d
--- /dev/null
+++ b/Sasza/transalp_ladowarka.scad
@@ -0,0 +1,43 @@
+include <BOSL2/std.scad>
+include <BOSL2/shapes3d.scad>
+
+// kierownica moto
+kier_d1 = 13;
+kier_d2 = 22;
+kier_dyst = 75.5;
+kier_t = 2;
+
+// gniazdko 12v
+lad_d1 = 29.5;
+lad_d2 = 26.5; // wciecia po obu stronach
+
+t = 5;
+
+dyst = 27;
+szer = 10;
+h = kier_dyst + kier_d1 + kier_d2;
+
+$fn = 360;
+
+up(t) difference() {
+    union() {
+        cyl(h=t, d=lad_d1 + 2*t);
+        left((lad_d1/2+dyst)/2) cuboid([lad_d1/2+dyst,lad_d1 + 2*t,t]);
+        // pionowy trzpień
+        left(lad_d1/2 + dyst - t/2) up(h/2 + kier_d1/2 + t/2)
+            cuboid([t,szer,h], rounding=-10, edges=[BOTTOM+FRONT, BOTTOM+BACK]);
+        left(lad_d1/2 + dyst - t/2) up(kier_d1/4 + t/2)
+            cuboid([t,lad_d1+2*t,kier_d1/2], rounding=-kier_d1/2, edges=BOTTOM+RIGHT);
+            
+    }
+    difference() {
+        cyl(h=t+1, d=lad_d1);
+        left(100/2 + lad_d2/2) cuboid([100,100,100]);
+        right(100/2 + lad_d2/2) cuboid([100,100,100]);
+    }
+    // dziury na trytytki
+    left(lad_d1/2 + dyst - kier_d1) fwd(lad_d1/3)
+        cuboid([1.5,4,100]);
+    left(lad_d1/2 + dyst - kier_d1) back(lad_d1/3)
+        cuboid([1.5,4,10]);
+}