These bicycles were the precursor to the modern mountain bike. Russ, along with Tom and Carter Cox, competed in a cyclo-cross race in Mill Valley, California in 1974 on these bikes. It was there that Gary Fisher, Charlie Kelly, and Joe Breeze, among others, were inspired by these bikes and developed them into the worldwide phenomenon known as mountain biking.
These bicycles served as a predecessor to the modern mountain bike. Russ, along with Tom and Carter Cox, competed in a cyclo-cross race in Mill Valley, California in 1974 on these bikes. It was at this event that Gary Fisher, Charlie Kelly, and Joe Breeze, among others, were inspired by these bikes and developed them into the worldwide mountain biking trend.