diff --git a/ConfigSamples/README.TXT b/ConfigSamples/README.TXT
index fb4ddc8ffd..b5b660f186 100644
--- a/ConfigSamples/README.TXT
+++ b/ConfigSamples/README.TXT
@@ -12,7 +12,7 @@ The full configs found in the ConfigSamples director include:
   Rostock or Kossel style linear delta bot using the most recent Smoothieboard.
 
 * FirePick.delta - This directory contains a sample config for a
-  FirePick Rotatable Delta bot using a custom SMoothie compatible board, or Smoothie on a breadbaord
+  FirePick Rotatable delta bot using a custom Smoothie compatible board, see http://delta.firepick.org
 
 * AzteegX5Mini - This directory contains a sample config file for using
   the Azteeg X5 Mini.
diff --git a/src/modules/robot/arm_solutions/RotatableDeltaSolution.h b/src/modules/robot/arm_solutions/RotatableDeltaSolution.h
index f801f4eacf..740eed847e 100644
--- a/src/modules/robot/arm_solutions/RotatableDeltaSolution.h
+++ b/src/modules/robot/arm_solutions/RotatableDeltaSolution.h
@@ -33,9 +33,6 @@ class RotatableDeltaSolution : public BaseSolution {
         float z_home_offs;		// This is calculated from the above angle, after applying forward
         				// kinematics, and adding the Z calc offset to it.
 
-        
-        float delta_printable_radius;	// Print surface diameter/2 minus unreachable space (avoid collisions with vertical towers).
-
         float xyz_full_steps_per_rotation;	// stepper motor steps per 360 full rotation
 
         float delta[3] = {0.0, 0.0, 0.0};