// Set
// fdia=2.85
// lightduty=false
-// (or look in filamentspool-sm.scad).
-//
// And print one of these, according to taste
// StorageArmLeft
// StorageArmRight
// NB that the `light duty' version of this is shorter and
// will only take two `light duty' spools.
//
-// For the above, I used the Cura `High detail' PLA profile because
+// A longer arm for three spools is also available:
+// Set
+// fdia=2.85
+// lightduty=false
+// storarm_spools=3
+// (or look in filamentspool-storarm3.scad).
+//
+// And print one of these, according to taste
+// StorageArmLeft
+// StorageArmRight
+//
+// For all of these, I used the Cura `High detail' PLA profile because
// I wanted it pretty, but the `Standard' profile should do fine.
//
// ===== Spools for 1.75mm filament =====
// calculated
+storarm_spools = 2;
+
storarm_axlerad = hubaxlerad - storarm_axleslop;
-storarm_mainlen = hubaxlelen*2 + storarm_axleslop
+storarm_mainlen = hubaxlelen*storarm_spools
+ + storarm_axleslop*(storarm_spools-1)
+ (storarm_cope_hubaxle_mk1 ? 10 : 0);
storarm_totlen = storarm_mainlen + storarm_hooklen;