All / Pendulum Parts All Sensors Lab Hardware Development Boards Pendulum Parts Prototyping Connectors and Cables Mechanical Accessories Magnetic Encoder v2.1 $11.99 Add To Cart Ball Bearing 1/4" ID 5/8" OD 5mm Thick $0.99 Add To Cart Slip Ring 6 Wire $9.99 Add To Cart 50:1 High Power Micro Gearmotor with Encoder $14.99 Add To Cart Pendulum Driver v1.5 $15.00 Add To Cart