Rainbow Precision Products provides a complete range of power transmission & material handling equipment. We are an authorized Goodyear Engineered Products distributor. Check our inventory of conveyor belts, bronze bushings, chains, sprockets, QD and more. Continental® HTD sprockets are manufactured in various sizes, dimensions and capacities to meet industry requirements — from speeds as low as 10 RPM to speeds over 5,000 RPM and horsepower ratings from fractional to more than 250 HP.