Osprey Seral 4 Lumbar Pack - Raven Black Miscellaneous Front Derailleur Part Specialized four-season compound and versitile CheckoutTitle=RockShox Fork Damper Assembly - Crown Motion Control Size:S (29") Weight 315g SH03678

Osprey Seral 4 Lumbar Pack Raven Black Miscellaneous Front Derailleur Part Specialized four season compound and versitile CheckoutTitle=RockShox Fork Damper Assembly Crown Motion Control Size:S (29") Weight 315g SH03678 Specialized four season compound and versitile fast rolling tread with pronounced corner knobs provides full grip in all conditions short of smooth ice Rings 30 Defined Color Gray Spindle Interface Type SRAM DUB Chainring BCD Direct Mount SRAM Color Lunar Chainline Hub Compatibility 190 197 Hubs Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Crank Intended Use Fat Bike Pedal Spindle 9 16" BB Included No Crank Length (mm) 170