Microshift R8 Rear Derailleur 8 Speed Long Cage GSREDE1 SILCA valve stem extenders for

SILCA valve stem extenders for tubular tires and tubes with removable valve core

providing reliable protection for bikes with a wheelbase of up to 130 cm during airport or train travel

9 x 350mm (27

and sometimes pieces of the tube and head flew off in all directions

Precision-engineered short reach Ultegra STI levers with hydraulic disc brakes give you control

Microshift R8 Rear Derailleur 8 Speed Long Cage GSREDE1 SILCA valve stem extenders forR8 uses the same kinematics as R9 and R10, but features a construction of steel and composite for great reliability. Features Compact road derailleur kinematicsReinforced joints for improved lateral stiffness Specifications Group: R Series, R8Speed: 8 Speed, 7 SpeedCage Length: Long CageMax Cog: 25 28TCapacity: 39TClutch: NoCage Material: SteelOuter Link Material: SteelCompatibility: Shimano Road Mfr Claimed Weight TBC