Zefal deflector rm60 fm60 mudguard setthe deflector rm60 and fm60 mudguards are specifically designed for mountain biking and offer great protection even on rough terrain easy and quick to install the front is compatible with 26wheels and up to 27 5 for the rear the front deflector fm60 fits 26 wheels and the majority of forks on the market it mounts on the steerer tube and gives protection in front of and behind the forks the rear deflector rm60 fits to the seat post and adjusts up a