Lovely 40+ 29 Bike Tires. With or without tubes choose 1 or 2 packs. 2020 popular 1 trends in sports & entertainment, men's clothing, automobiles & motorcycles with 29 mountain bike tyre and 1. Most mountain bikes once used iso 559 mm wheels, commonly called 26 wheels. 4,124 29 bike tires products are offered for sale by suppliers on alibaba.com, of which bicycle accounts for 64%, bicycle tires accounts for 7%, and motorcycle tires accounts for 1%.