1Pc Aluminum Industrial Sewing Machine Clutch Motor Timming Transfer Wheel Pulley Belt Wheels Solid /Hallow 45mm-120mm 14 Sizes - AliExpress
Amazon.com: Clutch Motor Pulley for Industrial Sewing Machine, Diameter 45MM
Motor Pulley
Aluminum Electric Motor Pulley Clutch Belt For Industrial Sewing Machine | GoldStar Tool
Part 2: Reducing The Speed of An Industrial Sewing Machine for Leatherwork. - YouTube
Singer 111W155 with 12" on the head and a 2" motor pulley. Singer 111W155 Speed Reducer… | Custom leather belts, Industrial sewing machine, Vintage sewing machines
Speed Reducer 2 and 6 Pulley for Industrial - Etsy