diff --git a/T-riple.scad b/T-riple.scad
new file mode 100644
index 0000000..35f6a8c
--- /dev/null
+++ b/T-riple.scad
@@ -0,0 +1,133 @@
+include <common.scad>
+include <AluTCommon.scad>
+
+semitone_strings = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "X", "XI"];
+octave_strings = ["", "˙", "¨", "¯"];
+octave_scales = [1.1, 1, 0.9, 0.8];
+
+// $fn = $preview ? 32 : 512;
+// mink_fn = $preview ? 12 : 128;
+// mink_fn_2d = $preview ? 32 : 256;
+$fn = 32;
+mink_fn = 12;
+mink_fn_2d = 32;
+
+fret_width = 2.4; //2.8;  // Jumbo = 0.11", 0.055" tall
+tube_radius = Cap_Spine + T_circumcenter[0];
+
+
+module tube(from_fret, to_fret, scale_offset = 0) {
+	function fsl(fret_number) = fret_scale_length(fret_number + scale_offset);
+	z_min = (fsl(to_fret) + fsl(to_fret+1))/2;
+	z_max = (fsl(from_fret) + fsl(from_fret-1))/2;
+	z_offset = z_min;
+	Cap_Length = z_max - z_min;
+	echo(str("Cap length from fret ", from_fret, " to ", to_fret, " is ", Cap_Length, "mm"));
+
+	module solid_tube(cap_taper = 1.5, fingerboard_min_thick = 2.5, fingerboard_max_thick = 5, fret_angle = 60) {  // Fret angle of 45° is normal, anything over 60 will not work correctly
+		module cap_outline(profile_radius_scale = 1.0, rounding_radius = 1.5) {
+			minkowski($fn = mink_fn_2d) {
+				circle(r = rounding_radius);
+				difference() {
+					translate([(profile_radius_scale-1.0)*tube_radius, 0, 0]) translate(T_circumcenter) circle(r = tube_radius*profile_radius_scale - rounding_radius);
+					translate([fingerboard_max_thick - rounding_radius, -50]) square([100,100]);
+				}
+			}
+		}
+		module fret_bumps(w=100) {
+			translate([0,0,-z_offset]) for (fret = [from_fret:to_fret])
+				translate([fingerboard_max_thick - fret_width/2, w/2, fsl(fret)])
+					rotate([90,0,0]) cylinder(h = w, r = fret_width/2);
+		}
+
+		module scallops(w=100) {
+			for (fret = [from_fret:to_fret+1])
+				let(
+					f_prev = fsl(fret-1) - z_offset,
+					f_next = fsl(fret) - z_offset,
+					o = fret_width/2 * sin(fret_angle),
+					x0 = f_prev - o,
+					x1 = f_next + o,
+					y0 = fingerboard_min_thick,
+					y1 = fingerboard_max_thick - (fret_width/2 * cos(fret_angle)),
+					pts = [[x0, y1], [x1, y1], [(x0+x1)/2, y0]],
+					cc = tri_circumcenter(pts),
+					r = norm([x0, y1] - cc)
+				) {
+					translate([0,-w/2,0]) 
+					rotate([-90,-90,0])
+					translate(cc) cylinder(h = w, r = r);
+				}
+		}
+
+		module basic_fretboard() {
+			intersection() {
+				// hull() {
+					// minkowski($fn = mink_fn) {
+					// 	sphere(cap_taper, $fn = mink_fn);
+					// 	translate([0,0,cap_taper]) linear_extrude(0.01) offset(-cap_taper)
+					// 		cap_outline(fingerboard_min_thick = fingerboard_min_thick, fingerboard_max_thick = fingerboard_max_thick);
+					// }
+					// minkowski($fn = mink_fn) {
+					// 	sphere(cap_taper, $fn = mink_fn);
+					// 	translate([0,0,Cap_Length-cap_taper]) linear_extrude(0.01) offset(-cap_taper)
+					// 		cap_outline(fingerboard_min_thick = fingerboard_min_thick, fingerboard_max_thick = fingerboard_max_thick);
+					// }
+					// linear_extrude(Cap_Length) offset(-1) cap_outline();
+					// translate([0,0,cap_taper]) linear_extrude(Cap_Length-cap_taper*2)
+					// 	cap_outline(fingerboard_min_thick = fingerboard_min_thick, fingerboard_max_thick = fingerboard_max_thick);
+				// }
+				hull() {
+					translate([0,0,Cap_Length]) linear_extrude(0.001) cap_outline(1.0);
+					translate([0,0,0]) linear_extrude(0.001) cap_outline(1.75);
+				}
+				// linear_extrude(Cap_Length)
+				// 	cap_outline();
+				union() {
+					color("black") fret_bumps();
+					color("white", alpha=0.01) translate([-50,-50,0]) cube([50 + fingerboard_max_thick - (fret_width/2 * cos(fret_angle)), 100, Cap_Length]);
+				}
+			}
+		}
+
+		// Make a solid tube and then subtract the notches
+		difference() {
+			basic_fretboard();
+			difference() {
+				color("red") scallops();
+				color("blue") fret_bumps();
+			}
+		}
+		// color("red") scallops();
+	}
+
+	difference() {
+		solid_tube(1.5);
+		linear_extrude(Cap_Length) T_hole();
+		tapered_T_hole(z0 = 0, z1 = 3);
+		tapered_T_hole(z0 = Cap_Length-3, z1 = Cap_Length+0.0001, o0 = 0, o1 = 1);
+		// Version number
+		translate([-10,10,Cap_Length-0.5]) linear_extrude(1) text("06", size=5, halign="center", valign="center", font="Noto Sans");
+		// Fret number markers
+		color("black")
+		for (fret = [from_fret:to_fret])
+			translate([-3,-16,fsl(fret)-z_offset]) rotate([90,25,16]) linear_extrude(40) {
+				octave = floor(fret/12);
+				semitone = fret%12;
+				octave_scale = octave_scales[octave];
+
+				text(semitone_strings[semitone], size=4*octave_scale, halign="center", valign="center", font="Noto Sans");
+				text(octave_strings[octave], size=6*octave_scale, halign="center", valign="center", font="Noto Sans");
+			}
+	}
+}
+
+
+tube(from_fret = 0, to_fret = 36, scale_offset = -5);
+//translate([50, 0]) tube(from_fret = -4, to_fret = -3);
+//translate([100, 0]) tube(from_fret = -2, to_fret = 0);
+//translate([150, 0]) tube(from_fret = 1, to_fret = 3);
+//translate([200, 0]) tube(from_fret = 4, to_fret = 7);
+//translate([250, 0]) tube(from_fret = 8, to_fret = 12);
+//translate([300, 0]) tube(from_fret = 13, to_fret = 19);
+//translate([350, 0]) tube(from_fret = 20, to_fret = 30);