Pro-Ject Speed Box DS - Turntable speed controller (used previously on Marantz and VPI tables) Photo #2858697 - US Audio Mart
Amazon.com: 10L0L GE Motor Speed Sensor for Club Car DS Precedent 48V 2004-up Electric Golf Cart (Fits for GE Motor Only), Old Style, OEM# 102265601 : Sports & Outdoors