American casters cast iron casters instrument caster tire is best to use the same brand, but do not know, not only the best with the brand, even the pattern is also best to use the same one of the best. On both sides of the tire tread is used friction, in the middle is used for drainage, are generally divided into single-oriented patterns, symmetrical patterns, non-symmetrical pattern of three types. Follow state regulations, the same axle must be equipped with the same specifications of the same manufacturers, same structure, same brand and same tread tires or traffic safety will be compromised, four-wheel drive off-road vehicles and even more so, in order to ensure traffic safety. 

 The main food safety regulator said that recommend that consumers first before replacing the tires look at your own tire models, generally have a lot of logo on the tire sidewall, logos, including trademarks, tire tread, tire size, load index, speed rating and grip series, fuel consumption series, and so on. A lot of people will not look you can see, in fact, by identifying the tire performance, quality inspection departments, experts said, "For example: a specification to be: 195 65 R 15 tires, it should be explained in detail: 195 = cross section width 195 (mm), 65 = aspect ratio of 65%, R = radial tires (Radial), 15 = tire diameter 15 (inches). 
 American casters cast iron casters instrument caster tire speed level best car top speed to match, generally the higher the speed rating, on behalf of the better performance of this tire. Usually higher than the car a top speed of tires. There are several speed grades: H (210 km / h), V (240 km / h), W (270 km / h). 

 If a vehicle is often used to cross-country movement in the environment of the mountain road, mud, it is best to choose the traction tire to enhance the vehicle through. If the vehicles often travel on urban roads, so comfort, good handling tires is more appropriate. Often long distances, taking into account the long-term travel to high temperature, will have to consider the use of special tires such as anti-puncture. 
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