DOES NOT FIT THE BIG BAITRUNNER XTA MODELS. Shimano Big Baitrunner LC Line Safety Guard RD5881 OR RD13478. WILL FIT AERO TECHNIUM XT & XTA. ALSO ULTEGRA XT, XSA & XTA 12000. You can also remove the sticker off the old line guard and stick onto the new Line Guard.
eBay