Wolftooth - ESTENSIONE FORCELLINO STRADA 10-11 VELOCITA' specchietto Saddle: Ergonomic w/shock-absorbing elastomers

Saddle: Ergonomic w/shock-absorbing elastomers

Breathable fabric allows sweat moisture to escape

and programmable liquid resins to produce parts with excellent mechanical properties

SHIMANO mineral brake fluid helps maintain high braking performance

Wolftooth - ESTENSIONE FORCELLINO STRADA 10-11 VELOCITA' specchietto Saddle: Ergonomic w/shock-absorbing elastomersUnique and patented device that shifts the position of a road bike derailleur to allow the use of a wide range MTB style cassette. It does not compromise shifting on the smaller sprockets of the cassette but enables the derailleur to work with a 40T cassette. Material: 6061 Aluminum Compatibility: 10 speed cassette: 11 32: Not Required 11 34 11 36 11 40: Single chainring (for double chainring check derailleur capacity) 11 42: Not supported 11 speed