36 WORLD CHAMPS DH BIKES! https://www.vitalmtb.com/features/32-WORLD-CHAMPS-DOWNHILL-BIKES,2515 The biggest one-day downhill mountain bike race of the year means no holding back. This is the first day of practice and it's already hectic! MTB World Champs DH with the best in the world who sometimes get thrown ass-over-tea-kettle!