Giant xtc820 tire 29 inches circumference

303.533 cm. According to the Pacific Auto Network, 29 inches means that the rim diameter is 29 inches, and 1 inch is 2.54 cm. The 29-inch giant xtc820 tire has a circumference of 303.533 cm by applying the formula of circle circumference. Giant's full name is China Taiwan Province Giant Machinery Industry Co., Ltd., and it is one of the largest bicycle production and marketing companies in China. Its network spans five continents and more than 50 countries, and its companies are all over Chinese mainland, the United States, Britain, Germany, France, Japan, Canada and the Netherlands, with more than 6,543,800 sales channels.