Over the past four years, TRP has been researching, prepping, prototyping, and testing a new drivetrain. You've no doubt seen it in use at the World Cup level, beginning with fast man Aaron Gwin and his mechanic, John Hall, both of whom had considerable influence on the final design and features. Today the DH7 downhill derailleur and shifter move past the race-driven development phase and officially launch to the public. TRP DH7 Highlights 7-speed system on 11-speed spacing Designed for downhill bikes Hall Lock - Locks main pivot bolt to prevent derailleur from lifting, slapping, and making...