Ergon GP5 GFK Bar End (2015+) (Left) - 42481575
Ergon GP5 GFK Bar End (2015+) (Left) - 42481575, Replacement Barends for GP5 and GP5 BioKork Grips. Features: Note because of additional leverage of GP4 and GP5 bar ends, Ergon does not recommend using on carbon fiber handlebars Glass fiber composite For 2015 and newer grips