FSA KFX Drop Stem 31.8mm x 90mm -20° MFPN=SB-R403K-L-BK breathable 4-way stretch fabric with

breathable 4-way stretch fabric with 4 panel body shaping construction

Brake Caliper Type Post Mount Mount | Rotor Size Front IS | 180 Rotor Mount | Rotor Size Rear IS | 160 Rotor Weight 23

The proven internals remain the same with SwingLink driving the signature feel

} Formulated using high levels of premium silicon oil to create an ultra-low friction reducing surface

}Bosch Aftermarket Kit 1-Arm Display Holder - 31

FSA KFX Drop Stem 31.8mm x 90mm -20° MFPN=SB-R403K-L-BK breathable 4-way stretch fabric withFSA KFX Drop Stem 31. 8mm x 90mm 20. The KFX drop stem is built for mountain biking offering a lower stack height and strong alloy design to improve control and rider positioning on steep descents.