Zefal deflector rm60 rear mudguard quick mounting system and universal quick and easy to install remains rigid on rough terrain features reflective ring angle adjustment for a better fit dual material spoiler better protection and brings flexibility to the fender blade widthfrom 66 to 72mmfrom 26 to 28 materialtechno polymer resin with dual material spoiler mounting on seatpostadjustable clamp all type of seatpost 25 32mm weight166g wheels diameter26 27 5 buy zefa