Spur gears are designed to transmit motion and power between parallel shafts. Configurations include spur, rack, pinion wire, stem pinions, and internal gears
most with a selection of bores, keyways, and setscrews. Fine-pitch gears are available in plastic, brass, stainless steel, and steel. Heavier pitch spurs are available in steel and cast iron. Styles include plain, web, web with lightening holes, or spoked. Change gears have consecutive numbers of teeth for a variety of ratios.
More cost effective, quieter running and metallic options