What is preventing the eTap Blip ports in the shifter from letting in water or other contaminants when Blips are not in use? December 03, 2019 17:39 Updated The shifters come shipped with plugs installed in these ports that seal out the elements. Related articles What is the warranty on eTap® and eTap® HRD components? How far can I ride on a fully charged derailleur eTap® 2x11 battery? Can SRAM RED eTap 2x11 components withstand a rapid temperature change like going from a climate controlled room at 65 degrees F (18C) to outdoors in 0 degree F (-17C) temperatures? What about the other way around, with cold to hot? How far does the derailleur index when adjusting the eTap 2x11 rear derailleur trim? What if I crash? Is there a crash mode for eTap 2x11 derailleurs? Comments 0 comments Article is closed for comments.