diff --git a/scad/light.scad b/scad/light.scad
new file mode 100644
index 0000000..d4fe26e
--- /dev/null
+++ b/scad/light.scad
@@ -0,0 +1,136 @@
+include <./common.scad>;
+
+module adafruit_pixie () {
+    $fn = 60;
+    W = 0.8 * 25.4;
+    L = 0.78 * 25.4;
+    //L = 15;
+    Z = 1.5;
+    difference () {
+        union () {
+            rounded_cube([W, 15, Z], d = 3, center = true);
+            rounded_cube([9, L, Z], d = 3, center = true);
+            translate([W/2, 0, 0]) cylinder(r = 2, h = Z, center = true);
+            translate([-W/2, 0, 0]) cylinder(r = 2, h = Z, center = true);
+        }
+        translate([W/2, 0, 0]) cylinder(r = 1, h = 10, center = true);
+        translate([-W/2, 0, 0]) cylinder(r = 1, h = 10, center = true);
+    }
+    translate([0, 0, Z/2 + 1]) cylinder(r = 8/2, h=2, center = true);
+    translate([0, 0, Z/2 + 1 + 1]) sphere(r = 2.5, center = true);
+}
+
+module pixie_mount () {
+    $fn = 60;
+    W = 0.8 * 25.4;
+    L = 0.78 * 25.4;
+    Z = 6;
+    
+    INNER_D = 1.9;
+
+    FAN_W = 50;
+
+    LENS_OFFSET = -5;
+
+    if (DEBUG) {
+        translate([0, LENS_OFFSET, 0]) rotate([90, 0, 0]) adafruit_pixie();
+    }
+    
+    //pins for mounting pixie
+    translate ([0, LENS_OFFSET + .5, 0]) rotate([90, 0, 0]) {
+        translate([W/2, 0, 0]) cylinder(r = INNER_D / 2, h = Z + 1, center = true);
+        translate([-W/2, 0, 0]) cylinder(r = INNER_D / 2, h = Z + 1, center = true);
+        
+        translate([W/2, 0, -(Z / 2)]) cylinder(r = 2, h = Z, center = true);
+        translate([-W/2, 0, -(Z / 2)]) cylinder(r = 2, h = Z, center = true);
+        
+        translate([W/2, 0, -Z + (Z / 4)]) cylinder(r = 4, h = Z/2, center = true);
+        translate([-W/2, 0, -Z + (Z / 4)]) cylinder(r = 4, h = Z/2, center = true);
+        
+        translate([W/2, 0, -1]) {
+            difference () {
+                cylinder(r = 4, h = Z, center = true);
+                cylinder(r = 2.2, h = 10, center = true);
+                translate([-5, 0, 0]) cube([10, 10, 10], center = true);
+            }
+        }
+        translate([-W/2, 0, -1]) {
+            difference () {
+                cylinder(r = 4, h = Z, center = true);
+                cylinder(r = 2.2, h = 10, center = true);
+                translate([5, 0, 0]) cube([10, 10, 10], center = true);
+            }
+        }
+    }
+    
+    //outer shell surrounding pixie
+    translate ([0, -1 + LENS_OFFSET, -6]) {
+        difference () {
+            rounded_cube([W + 16, 19, W], d = 4, center = true);
+            rounded_cube([(W + 16) - 4, 19 - 4, W + 1], d = 4, center = true);
+
+            translate([0, -8, 8]) rotate([90, 0, 0]) cylinder(r = 10, h = 5, center = true);//circular void
+            translate([0, -50, 0]) cube([100, 100, 100], center = true); //half
+            
+            //wires
+            translate([0, 0, -5]) cube([10, 20, 5], center = true);
+        }
+    }
+    
+    //trapezoid connector to the fan
+    /*translate ([0, -1, -46]) {
+        difference () {
+            hull () {
+                translate([0, 0, 30]) 
+                    translate([0, LENS_OFFSET, 0]) rounded_cube([W + 10, 15, 0.1], d = 4, center = true);
+                    rounded_cube([FAN_W, FAN_W, 0.1], d = 4, center = true); 
+            
+            }
+            hull () {
+                translate([0, 0, 30]) 
+                    translate([0, LENS_OFFSET, 0]) rounded_cube([W + 10 - 2, 15 - 2, 0.1], d = 4, center = true);
+                    rounded_cube([FAN_W - 2, FAN_W - 2, 0.1], d = 4, center = true); 
+            
+            }
+        }
+    }
+
+    //fan lid
+    translate ([0, -1, -48.5]) {
+        difference () {
+            rounded_cube([FAN_W, FAN_W, 5], d = 4, center = true); 
+            rounded_cube([FAN_W - 2, FAN_W - 2, 5 + 1], d = 4, center = true); 
+        }
+    }*/
+}
+
+module diffuser_mount (DEBUG = false) {
+
+    translate ([-30, 0, 0]) {
+        if (DEBUG){
+            rotate([0, 90, 0]) diffuser();
+        }
+    }
+}
+
+module diffuser () {
+    W = 20;
+    THICKNESS = 4;
+    cube([W, W, THICKNESS], center = true);
+}
+
+module fan () {
+    $fn = 60;
+    FAN_W = 50;
+    FAN_Z = 10;
+    SCREW_D = 4;
+    SCREW_INNER = 6;
+    difference () {
+        rounded_cube([FAN_W, FAN_W, FAN_Z], d = 4, center = true);
+        translate([(FAN_W - SCREW_INNER)/2, (FAN_W - SCREW_INNER)/2, 0]) cylinder(r = SCREW_D/2, h = FAN_Z + 1, center = true);
+        translate([-(FAN_W - SCREW_INNER)/2, (FAN_W - SCREW_INNER)/2, 0]) cylinder(r = SCREW_D/2, h = FAN_Z + 1, center = true);
+        translate([-(FAN_W - SCREW_INNER)/2, -(FAN_W - SCREW_INNER)/2, 0]) cylinder(r = SCREW_D/2, h = FAN_Z + 1, center = true);
+        translate([(FAN_W - SCREW_INNER)/2, -(FAN_W - SCREW_INNER)/2, 0]) cylinder(r = SCREW_D/2, h = FAN_Z + 1, center = true);
+        cylinder(r = (FAN_W - SCREW_INNER) /2, h = FAN_Z + 1, center = true);
+    }
+}
\ No newline at end of file
diff --git a/scad/mcopy.scad b/scad/mcopy.scad
new file mode 100644
index 0000000..03ecd19
--- /dev/null
+++ b/scad/mcopy.scad
@@ -0,0 +1,4 @@
+include <./bellows.scad>;
+include <./connectors.scad>;
+include <./light.scad>;
+include <./motor.scad>;
\ No newline at end of file
diff --git a/scad/motor.scad b/scad/motor.scad
new file mode 100644
index 0000000..6fe1806
--- /dev/null
+++ b/scad/motor.scad
@@ -0,0 +1,523 @@
+include <./common.scad>;
+include <./knurledFinishLib_v2.scad>
+include <./arduino.scad>
+
+
+DISTANCE_TO_BELT_START = 25;
+FAN_SIDE_Z = 45;
+FAN_MOUNT_D = (102 / 2) + 50;
+
+MOTOR_120_D = 25.2;
+
+module motor_edge_mount () {
+    $fn = 200;
+    
+	OUTER_D = 46;
+	OUTER_DIVOT = .5;
+    OUTER_DIVOT_W = 3;
+	OUTER_W = 7;
+    
+    difference () {
+        cylinder(r = OUTER_D / 2, h = OUTER_W, center = true);
+        
+        //DIVOT
+        difference () {
+            cylinder(r = OUTER_D / 2 + OUTER_DIVOT, h = OUTER_DIVOT_W, center = true);
+            cylinder(r = OUTER_D / 2 - OUTER_DIVOT, h = OUTER_W, center = true);
+        }
+        
+        //BEARING
+        bearing(0, 0, 0, hole = false);
+    }
+}
+
+
+/*module motor_set_screw_120 () {
+    cube([10.19, 2.95, 2.95], center = true);
+    translate([(10.19 / 2) - (2.56 / 2), 0, 0]) cube([2.56, 5.8, 5.8], center = true);    
+}*/
+
+module motor_set_screw_120 () {
+    $fn = 60;
+    cylinder(r = 2.95 / 2, h = 10.19, center= true);
+    translate([0, 0, (10.19 / 2) - (2.56 / 2)]) cylinder(r = 5.8 / 2, h = 2.56, center = true);
+    //translate([(10.19 / 2) - (2.56 / 2), 0, 0]) cube([2.56, 5.8, 5.8], center = true);    
+}
+
+module motor_120 () {
+    D = MOTOR_120_D;
+    Z = 53.5;
+    screw_d = 3.2; 
+    screw_distance = 17;
+    hole_d = 7;
+    hole_h = 2.5;
+    rod_len = 10;
+    
+    cylinder(r = D/2, h = Z, center = true);
+    translate([0, 0, Z/2 + (hole_h / 2) + (rod_len / 2)]) hobbled_rod_120( h = rod_len);
+    translate([0, 0, Z/2 + (hole_h / 2) ]) cylinder(r = hole_d / 2, h  = 2.5, center = true);
+}
+
+module hobbled_rod_120 (h = 10) {
+    d = 4.00;
+    diff = 3.33;
+    difference () {
+        cylinder(r = d/2, h = h, center = true, $fn = 60);
+        translate([d/2 + ((d/2) - (d - diff)), 0, 0]) cube([d, d, h + 1], center = true);
+    }
+}
+
+module bearing (x, y, z, width= 8, hole = true) {
+    $fn = 160;
+	innerD = 8.1;
+	outerD = 22.05;
+	fuzz = 0.1;
+	translate ([x, y, z]) {
+		difference () {
+			cylinder(r = outerD / 2 + fuzz, h = width, center = true);
+			if (hole) {
+				cylinder(r = innerD / 2 - fuzz, h = width, center = true);
+			}
+		}
+	}
+}
+
+module ridged_cylinder (r = 1, h = 1, center = true, ridges, ridge_w, ridge_h) {
+    //$fn = 200;
+    difference () {
+        cylinder(r = r, h = h, center = center);
+        for (i = [0: ridges]) {
+            rotate([0, 0, (360 / ridges) * i]) translate([0, r  - (ridge_h / 2), 0]) cube([ridge_w, ridge_h, h], center = true);
+        }
+    }
+}
+
+module belt_driver () {
+    $fn = 160;
+    
+    BIG_D = 18.5;
+    SMALL_D = 13;
+    LEN = 27;
+    SMALL_LEN = 9;
+    BIG_LEN = 15;
+    
+    cylinder(r = SMALL_D / 2, h = LEN, center = true);
+    translate([0, 0, (LEN / 2) - (BIG_LEN / 2)]) {
+        //cylinder(r = BIG_D / 2, h = BIG_LEN, center = true);
+        //ridged_cylinder(r = BIG_D / 2, h = BIG_LEN, center = true, ridges = 40, ridge_w = .2, ridge_h = .2);
+        translate([0, 0, -7.5]) knurled_cyl(BIG_LEN, BIG_D, 1, 1.5, .5, 0, 0);
+    }
+    translate([0, 0, -3]) {
+        cylinder(r1 = SMALL_D / 2, r2 = BIG_D / 2, h = LEN - BIG_LEN - SMALL_LEN, center =  true);
+    }
+}
+
+module motor_mount (){
+    $fn = 200;
+    
+    DISTANCE = 102;
+    INNER_D = MOTOR_120_D;
+    SEAT_D = INNER_D + 6;
+    SEAT_LEN = 20;
+    
+    translate([DISTANCE / 2, 0, 0]) rotate([0, 90, 0]) {
+        motor_edge_mount();
+        difference () {
+            translate([0, 0, -4.5]) cylinder(r = 46/2, h = 2, center = true);
+            translate([0, 0, -4.5]) cylinder(r = 8, h = 4, center = true);
+        }
+    }
+    translate([-DISTANCE / 2, 0, 0]) rotate([0, 90, 0]) {
+        //motor_edge_mount();
+    }
+    
+    rotate([0, 90, 0]) {
+        difference() {
+            cylinder(r = 46 / 2, h = DISTANCE - 6, center = true);
+            cylinder(r = INNER_D / 2, h = DISTANCE, center = true);
+            translate([0, 0, 23]) motor_seat_120();
+            
+            translate([-100 + 6, 0, 0]) cube([200, 200, 200], center = true); //TOP
+            translate([0, 0, -100 + 13]) cube([200, 200, 200], center = true); //HALF
+        }
+    }
+   // rotate([0, 90, 0]) translate([0, 0, 23]) motor_seat_120(0);
+    //rotate([0, 90, 0]) translate([0, 0, 4]) motor_120();
+}
+
+module motor_seat_120 (FUZZ = 0.1) {
+    $fn = 200;
+    
+    INNER_D = MOTOR_120_D;
+    OUTER_D = MOTOR_120_D + 6 + FUZZ;
+    SEAT_LEN = 20;
+    FIN_LEN = (46 - MOTOR_120_D) / 2 + .5;
+    screw_d = 3.2; 
+    screw_distance = 17;
+    hole_d = 7;
+    hole_h = 2.5;
+    bolt_end = 5.4;
+    
+    difference () {
+        cylinder(r = OUTER_D / 2, h = SEAT_LEN, center = true);
+        translate([0, 0, -2.5]) cylinder(r = INNER_D / 2, h = SEAT_LEN, center = true);
+        translate([-100 - 6, 0, 0]) cube([200, 200, 200], center = true);
+        cylinder(r = hole_d / 2, h = SEAT_LEN * 2, center = true);
+        translate([0, 0, 0]) {
+            translate([0, screw_distance/2, 0]) cylinder(r=screw_d/2, h=SEAT_LEN * 2, center = true);
+            translate([0, -screw_distance/2, 0]) cylinder(r=screw_d/2, h=SEAT_LEN * 2, center = true);
+            
+            //bolt ends
+            translate([0, screw_distance/2, SEAT_LEN / 2]) cylinder(r=bolt_end/2, h=2, center = true);
+            translate([0, -screw_distance/2, SEAT_LEN / 2]) cylinder(r=bolt_end/2, h=2, center = true);
+        }
+    }
+    
+    if (FUZZ != 0) {
+        translate([19, 0, 5]) rotate([90, 90, 0]) M5_bolt(25);
+        translate([19, 0, -5]) rotate([90, 90, 0]) M5_bolt(25);
+    }
+    difference () {
+        translate([(INNER_D / 2) + (FIN_LEN / 2), 0, 0]) cube([FIN_LEN, 2 + FUZZ, SEAT_LEN], center= true);
+        if (FUZZ == 0) {
+            translate([19, 0, 5]) rotate([90, 90, 0]) M5_bolt();
+            translate([19, 0, -5]) rotate([90, 90, 0]) M5_bolt();
+        }
+    }
+}
+
+module M5_bolt ( extra = 0) {
+    LEN = 25;
+    D = 4.91;
+    cylinder(r = D/2, h = LEN + extra, center = true);
+}
+
+module rod () {
+    $fn = 160;
+    
+    WIDTH = 67;
+    BEARING_D = 8.05;
+    SMALL_D = 13;
+    SMALL_WIDTH = 38.5;
+    FUZZ = 0.1;
+    HOBBLED_LEN = 10;
+    
+    translate([0, 0, -6]) {
+        difference () {
+            cylinder(r = BEARING_D / 2 - FUZZ, h = WIDTH, center = true); //bearing passthrough
+            translate([0, 0, -(WIDTH / 2) + (HOBBLED_LEN / 2) - .01]) hobbled_rod_120(h = HOBBLED_LEN);
+            translate([0, 0, -(WIDTH / 2) + (HOBBLED_LEN / 2)]) rotate([0, 90, 0]) translate([0, 0, 6.425]) motor_set_screw_120();
+        }
+    }
+    translate([0, 0, 0]) cylinder(r = SMALL_D / 2, h = SMALL_WIDTH, center = true); //full thickness rod
+    translate([0, 0, -2]) belt_driver();
+}
+
+module rod_end () {
+    $fn = 160;
+    
+    OUTER_D = 23;
+    BEARING_D = 8.05 - 0.1;
+    H = 8;
+    
+    difference () {
+        cylinder(r = OUTER_D /2, h = H, center = true);
+        cylinder(r = BEARING_D/2, h = H + 1, center = true);
+        translate([6.425, 0, 0]) rotate([0, 90, 0]) motor_set_screw_120();
+    }
+}
+
+module fan_mount_replacement () {
+    $fn = 100;
+    
+    BOLT_D = 4;
+    BOLT_TOP = 14;
+    BOLT_TOP_Z = 3;
+    X = 74;
+    Y = 87;
+    Z = 8;
+    
+    WIDTH = 19;
+    
+    BOLT_SPACE_X = 63;
+    BOLT_SPACE_Y = 76;
+    
+    BOLT_TOP_POS = (Z / 2) - (BOLT_TOP_Z / 2) + 0.01;
+    
+    difference () {
+        rounded_cube([X, Y, Z], 8,  center = true); //main plate
+        rounded_cube([X - (WIDTH * 2), Y - (WIDTH * 2), Z  + 1], 6,  center = true); //inner void
+        //bolt holes
+        translate([BOLT_SPACE_X / 2, BOLT_SPACE_Y / 2, 0]) cylinder(r = BOLT_D / 2, h = Z + 1, center = true);
+        translate([-BOLT_SPACE_X / 2, BOLT_SPACE_Y / 2, 0]) cylinder(r = BOLT_D / 2, h = Z + 1, center = true);
+        translate([-BOLT_SPACE_X / 2, -BOLT_SPACE_Y / 2, 0]) cylinder(r = BOLT_D / 2, h = Z + 1, center = true);
+        translate([BOLT_SPACE_X / 2, -BOLT_SPACE_Y / 2, 0]) cylinder(r = BOLT_D / 2, h = Z + 1, center = true);
+        
+        //BOLT TOP
+        translate([BOLT_SPACE_X / 2, BOLT_SPACE_Y / 2, BOLT_TOP_POS]) cylinder(r = BOLT_TOP / 2, h = BOLT_TOP_Z, center = true);
+        translate([-BOLT_SPACE_X / 2, BOLT_SPACE_Y / 2, BOLT_TOP_POS]) cylinder(r = BOLT_TOP / 2, h = BOLT_TOP_Z, center = true);
+        translate([-BOLT_SPACE_X / 2, -BOLT_SPACE_Y / 2, BOLT_TOP_POS]) cylinder(r = BOLT_TOP / 2, h = BOLT_TOP_Z, center = true);
+        translate([BOLT_SPACE_X / 2, -BOLT_SPACE_Y / 2, BOLT_TOP_POS]) cylinder(r = BOLT_TOP / 2, h = BOLT_TOP_Z, center = true);
+    }  
+}
+
+module fan_bearing_mount () {
+    $fn = 160;
+    OUTER_D = 45;
+    OUTER_W = 12;
+    difference () {
+        union() {
+            cylinder(r = OUTER_D / 2, h = OUTER_W, center = true); //cylindrical base
+            translate([FAN_SIDE_Z / 2, 0, 0]) cube([FAN_SIDE_Z, OUTER_D, OUTER_W], center = true); //straight base
+        }
+        bearing(0, 0, -2.01, hole = false);
+        cylinder(r = 8, h= 20, center = true);
+    } 
+}
+
+module fan_mount() {
+    translate ([0, 0, 4]) rotate([0, 0, 90]) fan_mount_replacement();
+    translate ([-19, 0, FAN_SIDE_Z]) rotate([0, 90, 0]) fan_bearing_mount();
+}
+
+module partition () {
+    $fn = 60;
+    W = 4.3;
+    difference () {
+        cube([100, W, 100], center = true);
+        
+        translate([0, 0, -20]) cube([25, W + 1, 32], center = true);
+        translate([-22, 0, -38.5]) cube([57, W + 1, 6], center = true);
+        translate([-25, 0, -1]) cube([25, W + 1, 43 + 32 + 6], center = true);
+        translate([-50, 0, -1]) cube([25, W + 1, 43 + 32 + 6 + 35], center = true);
+        
+        translate([-3 , 0, 6])rotate([90, 0, 0]) cylinder(r = 12.6 / 2, h = W + 1, center = true);
+        
+        translate([-32 , 0, 43])rotate([90, 0, 0]) cylinder(r = 1.5, h = W + 1, center = true);
+        translate([-32 + 16 , 0, 43])rotate([90, 0, 0]) cylinder(r = 1.5, h = W + 1, center = true);
+    }
+}
+
+module wheel () {
+    $fn = 120;
+    BIG_D = 44.25;
+    SMALL_D = 41.11;
+    LEN = 20;
+    cylinder(r = BIG_D/2, h = 8, center = true);
+    translate([0, 0, 8 - 2]) cylinder(r2 = SMALL_D/2, r1 = BIG_D/2, h = 4, center = true);
+    translate([0, 0, 8 + 2 + 2]) cylinder(r = SMALL_D/2, h = 8, center = true);
+}
+
+module l289N_mount () {
+    $fn = 60;
+	DISTANCE = 36.5;
+	H = 4;
+    THICKNESS = 3;
+	module stand () {
+		cylinder(r1 = 4, r2 = 3, h = H, center = true);
+		translate([0, 0, 1.5]) cylinder(r = 1, h = H + 3, center = true);
+	}
+	translate([0, 0, 0]) stand();
+	translate([DISTANCE, 0, 0]) stand();
+	translate([DISTANCE, DISTANCE, 0]) stand();
+	translate([0, DISTANCE, 0]) stand();
+    difference () {
+        translate([DISTANCE/2, DISTANCE/2, -3]) rounded_cube([DISTANCE + 8, DISTANCE + 8, THICKNESS], 8, center = true); //base
+        translate([DISTANCE/2, DISTANCE/2, -3]) rounded_cube([DISTANCE - 5, DISTANCE - 5, THICKNESS], 10, center = true); //base
+    }
+    
+    translate([20, 25, -3]) base_mount_1();
+}
+
+module endstop () {
+    $fn = 20;
+    cube([33, 10, 1.5], center = true);
+    translate([-4, 0, (3 / 2) + (1.5 / 2)]) rounded_cube([24, 6, 3], d = 2,center = true);
+    translate([-4 + 4, 0, (8 / 2) + 3 + (1.5 / 2)]) cube([4.25, 6, 8], center = true);
+    translate([-4 - 4, 0, (8 / 2) + 3 + (1.5 / 2)]) cube([4.25, 6, 8], center = true);
+    translate([13.75, 0, -5.5]) cube([5.5, 10, 9.5], center = true);
+}
+
+module endstop_mount () {
+    STEM_W = 14;
+    difference () {
+        cube([20, 12, 15], center = true); //base
+        translate([0, 0, -4]) cube([21, 4.4, 15], center = true);
+        rotate([90, 90, 0]) translate([2, 0, -4]) cylinder(r = 1, h = 5, center = true, $fn = 20);
+    }
+    
+    rotate([55, 0, 0]) translate([0, 0, 21.5]) {
+        difference () {
+            translate([3, 0, 0]) cube([STEM_W, 6, 38], center = true);
+            translate([3, 1, -21]) rotate([-60, 0, 0]) cube([STEM_W + 1, 6, 6], center = true);
+        }
+        difference () {
+            translate([-10, 0, 12]) cube([30, 6, 14], center = true);
+            translate([-19, 0, 12]) cube([5.5 + .1, 10 + .1 , 9.5 + .1], center = true);
+        }
+    }
+}
+
+module microswitch (position = [0, 0, 0], rotation = [0, 0, 0]) {
+	translate(position) {
+		rotate(rotation) {
+			cube([16, 28, 10.5], center = true);
+			translate([10, 8, 0]) rotate([0, 0, -7]) cube([1, 28, 4], center = true); //arm
+			translate([8 + 7, 14 + 8, 0]) cylinder(r = 2.5, h = 4, center = true); //wheel
+			translate([0, -19, 0]) cube([7, 11, 10.5], center = true);
+		}
+	}
+}
+
+module microswitch_mount () {
+    translate ([4.5, 0, 0]) {
+        difference () {
+            cube([24, 12, 15], center = true); //base
+            translate([0, 0, -4]) cube([25, 4.4, 15], center = true);
+            rotate([90, 90, 0]) translate([2, 0, -4]) cylinder(r = 1.5, h = 5, center = true, $fn = 20);
+        }
+    }
+    rotate ([35, 0, 0]) {
+            translate([0, -9, 15]) {
+                difference () {
+                    translate([-1, 0, 0]) cube([13, 20, 20], center = true);
+                    translate([-1, -8, -13]) rotate([-35, 0, 0]) cube([13, 20, 20], center = true); 
+                    translate([-1, 8, 21]) rotate([-35, 0, 0]) cube([13, 20, 20], center = true);
+                    translate([-1, 0, 15.5]) rotate([90, 0, 90]) microswitch();
+                }
+                
+            }
+    }
+}
+
+module microswitch_bump () {
+    $fn = 240;
+    BIG_D = 44.25;
+    W = 7;
+    difference () {
+        scale([.8, 1.2, 1]) cylinder(r = BIG_D / 2, h = W, center = true);
+        cylinder(r = BIG_D / 2, h = W + 1, center = true);
+        translate([0, 25, 0]) cube([50, 50, 50], center = true);   
+    }
+    difference () {
+        cylinder(r = (BIG_D / 2) + 1, h = W, center = true);
+        cylinder(r = BIG_D / 2, h = W + 1, center = true); 
+    } 
+}
+
+//To attach electronics to projector base 
+//L298N
+module base_mount_1 () {
+    $fn = 120;
+    BOLT_W = 63.5;
+    BOLT_D = 5;
+    difference () {
+        rounded_cube([79, 15, 3], d = 4, center = true);
+        translate([BOLT_W / 2, 0, 0]) cylinder(r = BOLT_D/2, h = 4, center = true);
+        translate([-BOLT_W / 2, 0, 0]) cylinder(r = BOLT_D/2, h = 4, center = true);
+    }
+}
+
+//arduino
+module base_mount_2 () {
+    $fn = 120;
+    BOLT_W = 75;
+    BOLT_D = 4;
+    difference () {
+        rounded_cube([85, 12, 3], d = 4, center = true);
+        translate([BOLT_W / 2, 0, 0]) cylinder(r = BOLT_D/2, h = 4, center = true);
+        translate([-BOLT_W / 2, 0, 0]) cylinder(r = BOLT_D/2, h = 4, center = true);
+    }
+}
+
+//using uno and duemilanov
+module arduino_mount () {
+    $fn = 120;
+    
+    translate([25, 10, 0]) base_mount_2();
+    translate([25, 10 + 32, 0]) {
+        difference () {
+            base_mount_2();
+            translate([10, 0, 0]) cube([65, 12, 3], center = true);
+        }
+    }
+    standoffs(UNO);
+    translate ([27, 40, 0]) {
+        difference () {
+            rounded_cube([57, 60, 3], d = 4, center = true);
+            rounded_cube([42, 44, 4], d = 4, center = true);
+        }
+    }
+}
+
+//To hold up a lever which allows motor to control all aspects of the
+//geared aparatus - Unique to the B&H projector used in project
+module b_and_h_singleton () {
+    x = 9;
+    y = 7.5;
+    cube([x, y, 10], center = true);
+    translate([ 0, 0, -5.5]) cube([x + 2, y + 2, 1], center = true);
+}
+
+module flashlight_mount () {
+        $fn = 100;
+        FLASHLIGHT_D = 25.3;
+        ROD_D = 12.6;
+        difference () {
+            rotate([0, 90, 0]) cylinder(r = FLASHLIGHT_D / 2 + 3, h = ROD_D, center = true);
+            rotate([0, 90, 0]) cylinder(r = FLASHLIGHT_D / 2, h = ROD_D + .1, center = true);
+        }
+        
+        translate([0, -35, 0]) rotate([90, 0, 0]) {
+            difference () {
+                cylinder(r = ROD_D / 2, h = 43, center = true);
+                translate([-10, 0, 24.5]) cube([15, 15, 15], center = true);
+            }
+        }
+        translate([0, -46.4, 0]) {
+            difference() {
+                    rotate ([90, 90, 0]) cylinder(r = (ROD_D / 2) + 2, h = 3, center = true);
+                    translate([50 + (ROD_D / 2), 0, 0]) cube([100, 100, 100], center = true);
+                    translate([-50 - (ROD_D / 2), 0, 0]) cube([100, 100, 100], center = true);
+            }
+        }
+}
+
+module flashlight_mount_cap (DEBUG = false) {
+    $fn = 120;
+    ROD_D = 12.6;
+    translate([0, 0, 0]) rotate([90, 0, 0]) {
+        difference () {
+            union () {
+                translate([0, 0, 0]) cylinder(r = 9, h = 7, center = true);
+                translate([-6, 0, 0]) cube([12, 18, 7], center = true);
+                translate([-10.75, 0, -3]) cube([2.5, 18, 11], center = true);
+            }
+            difference () {
+                translate([0, 0, -(7 - 4.5) / 2 - .1]) cylinder(r = ROD_D / 2, h = 4.5, center = true);
+                translate([-10, 0, 0]) cube([15, 15, 15], center = true);
+            }
+            if (DEBUG) {
+                translate([0, 50, 0]) cube([100, 100, 100], center = true);
+            }
+        }
+    }
+}
+
+module bolex_stand () {
+    //rough measurements
+    //BOLEX, bottom to mid frame 114
+    //165 from table to center projector frame
+    ADJ = 6; // adjustment
+    H = 51 + ADJ; //165 - 114;
+    QR_H = H - 22 - (ADJ / 2);
+    difference () {
+        translate([0, -3.5, QR_H]) cube([70, 88, H], center = true);
+        difference () {
+            translate(plate_center) cube([50, 90, 11], center = true);
+            sides_flat();
+            sides_angled();
+        }
+        //translate([0, 0, 40]) cube([35, 150, 30], center = true);
+    }
+}
\ No newline at end of file