diff --git a/README.md b/README.md
index b9094b6..b2de59e 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,13 @@ Random CAD things that I have made
 
 - Coasters: just some plain drink coasters that stack
 - Launch-Stand: Piece to attach to the Launch keyboard for phones and tablets
+
 - Control: A external device with switches and knobs
 
 ![Control](Control/control-overview.pdf)
+
+## Components for Control:
+
+- 1x PCB
+- 3x [Rotary Potentiometer - 10k Ohm, Linear](https://www.sparkfun.com/products/9939)
+- 3x [Black Metal Knob - 14x24mm](https://www.sparkfun.com/products/10002)