Don't miss the biggest names in sport climbing, traditional climbin and bouldering in the "Dosage Volume 4" DVD. Watch as Lisa Rands completes the first female ascent of England's Peak District, Chris Sharma's first accent of Dreamcatcher and more in this action-packed DVD.
Lisa Rands
as Self
Chris Sharma
as Self
Tommy Caldwell
as Self
Dave Graham
as Self
Randy Puro
as Self
Courtney Hemphill
as Self
