Tifosi Rail Race Grey/Red Eyewear TT (Effective)-605 Fits most mountain and road

Fits most mountain and road drop bars with handlebar ID of 17-22mm

Includes OT-SP41 cable housing to maximally reduce the inner cable friction for quick response to operations and effortless shifting

Cassette Body Type Shimano Dynasys 11 Speed Mountain Cassette Body Type Shimano/SRAM 8 9 10 Speed Defined Color Black Hub/Brake Compatibility 6-Bolt Disc ISO Diameter 622 / road / 29" Rear Axle QR x 135mm Tire Type Tubeless Ready Valve Presta Wheel Size 29"

For frames with 68/73mm bottom bracket shells

Tifosi Rail Race Grey/Red Eyewear TT (Effective)-605 Fits most mountain and roadThe Tifosi Rail Race takes most if its design inspiration from the best selling Rail sunglasses but in a limited edition run with two interchangeable lenses and some new key features. Light, durable Grilamid TR 90 frame material Shatterproof, polycarbonate interchangeable Clarion lenses Lens vents for better airflow Bonus Clear lens included Large fit Hydrophilic rubber ear and nose pieces. The more you sweat, the more they grip Fully adjustable ear