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37BB/Frame Interface EnglishBB Shell Width (mm) 68BB Shell Width (mm) 73Weight 83Spindle Interface Type Shimano Hollowtech IISpindle Interface Type RaceFace EXIDefined Color Purple
Hub/Disc Compatibility 6-Bolt Disc Rotor Size (mm) 203 Weight 187
} For complete air spring units refer to the RockShox Air Spring Kits group
}FSA K-Force WE Battery Charger and Cable Set 750mm and 1150mm Cables
Optis Tubeless Tire Insert - 27.5" x 28-40mm Insert Only CheckoutSpec= Rasta 37BB/Frame Interface EnglishBB Shell WidthOptis Tubeless Tire Insert 27. 5" x 28 40mm Insert Only. OPTIS (Odyssey Pneumatic Tire Insert System) is a lightweight highly tunable high efficiency tubeless tire insert. Tire assemblies are one of the most important performance factors for any bike. They provide all the grip to the ground they serve as a critical first element of the bikes suspension and they provide essential support to the cornering forces that the bike encounters. OPTIS separates
