The level of accuracy depends on the application. Generally Â±0.5 to 1C accuracy is sufficient in the food industry whereas the pharmaceutical industry may require Â±0.2 to 0.5C accuracy or better. It is important to note the scale used in comparisons though Â±0.2C accuracy is not the same as Â±0.2F accuracy.
All vehicles towing trailers must have chains on one drive axle. Trailers with brakes must have chains on at least one axle. Requirement 2 (R-2): Chains are required on all vehicles except four-wheel-drive vehicles under 6,500 pounds gross weight and equipped with snow tires on all four wheels. Chains for one set of drive wheels must be carried by four wheel-drive vehicles using snow tires. Requirement 3 (R-3): Chains are required on all vehicles without exception. R-1 and R-2 are the most common conditions.
Off-set Transmission SprocketDesigned to permit the use of wider than stock rear tires by converting your belt drive to an offset chain drive.Designed for 530 size drive chain.Can be used on 5 transmissions with right or left side drive.Dimensions: A = .810, B = 1.06024 ToothSee technical specs for full fitment list. Off-set Transmission Sprocket. 2  Designed to permit the use of wider than stock rear tires by converting your belt drive to an offset chain drive.