Duro´s Miner 29er has proven to be the most popular tread in our bicycle range in 2009. The Miner*s low profile tread handels every race condition imaginable. With one U.S. Cross Country Championship under its belt, the Miner can make your 29er a race machine. When its the treads that matter most, look no farther than Duro´s Miner 29er.