Shimano CT-S500 Chain Tensioner Alfine Black BF PA the helmet utlises the Venturi 10136
Yard notes & kiln story
Description
Shimano CT S500 Chain Tensioner Alfine Black BF PA the helmet utlises the Venturi 10136 the helmet utlises the Venturi effect to manage airflow through the helmet for ultimate speed The design of the bag also ensures that vibrations are reduced and thus bike handling is not negatively affected The CT S500 perfect for SHIMANO ALFINE equipped bicycles the double pulley chain tensioner can accommodate a front chainring difference of 16 teeth and sprockets sized 18 to 20 teeth