Dosage IV
- ປີ: 2006
- ປະເທດ:
- ປະເພດ: Adventure, Documentary
- ສະຕູດິໂອ: Sender Films, Big UP Productions
- ຄຳ ສຳ ຄັນ: sports, climbing, yosemite, rock climbing, ticino, hueco, peak district
- ຜູ້ ອຳ ນວຍການ: Josh Lowell
- ຫລໍ່: Lisa Rands, Chris Sharma, Tommy Caldwell, Dave Graham, Randy Puro, Courtney Hemphill