2012 Felt DA For 2012, Felt is making the DA available to many more riders in two ways: By increasing the range of fit adjustability and offering a complete line of more affordable bikes, stretching as low as $3,999. July 27, 2011 Aaron Hersh Facebook Icon Twitter Icon Email Icon Heading out the door? Read this article on the new Outside+ app available now on iOS devices for members! Download the app. The DA uses a BB30 bottom bracket. Photo: Aaron Hersh The seatpost camp allows the saddle angle to be fine-tuned. Photo: Aaron Hersh Click here to view a photo gallery of the 2012 Felt DA. The Fit Woman model has smaller chainrings and a women’s specific saddle. Photo: Aaron Hersh The DA1 frameset.