Shimano FC-R9100 Chainring-42T B&W which provides a longer duration

which provides a longer duration for the absorption of amino acids

Wahoo approved replaceable computer insert protects computer tabs

Appropriate overages of vitamin added to compensate for possible loss of potency during storage

Knobs are for fork-mounted (non-remote) applications unless noted otherwise

Skull Cap completely covers the head and ears

Shimano FC-R9100 Chainring-42T B&W which provides a longer durationFront chainring type: Double Chainring 42T MX for 54 55 42T COMPATIBLE MODEL FC R9100 , FC R9100 P COMPATIBLE SERIES DURA ACE R9100 Series PRODUCT SPECIFICATIONS MODEL NO Y1VP42000 SERIES DURA ACE R9100 Series Chain Ring Type 42T Speed 11 speed