Polyurethane, 1 mm Pitch Timing Belts serve miniature applications.
100pcs 2*30mm Rubber Transmission Drive Belt Strong Pulling Diy Toys Parts Model Rubber Belts / Small Belt And Motor Belt - Transmission Belts - AliExpress
Timing Belt, Pulley, Sprocket, and Chain Drive - Designatronics Inc.
Auto Toothed Rubber Miniature Timing Belts , Industrial Synchronous Belt
Precision Belts & Chains - Metric & Inch Timing Belts | PIC Design, Inc.
Design Guide: How to design a miniature belt and pulley drive system.
Precision Belts & Chains - Metric & Inch Timing Belts | PIC Design, Inc.