1. Dim the tablet display. First up, and perhaps the simplest way to save battery life, is to dim the tablet display, much like you would on a desktop or laptop PC. Simply visit the battery usage page, opt out of the auto-brightness controls, and manually dim the brightness as you see fit.
Where is the Bottom Bracket on a bicycle? In a nutshell. Your bottom bracket is housed in the bottom bracket shell of your bike frame, it connects your chainset to the frame and allows the cranks to turn smoothly. When selecting a replacement bike bottom bracket you need to make sure that you get the correct model.
Giant Defy 2 Bottom Bracket. up vote 1 down vote favorite. I'm considering upgrading to an Ultegra groupset, found a very good price online, but I do not know what bottom bracket is in my bike. I have a 2015 Giant Defy 2, aluminum frame, and to me, this looks like a press fit bottom bracket.