Specialized Tactic 4 Helmet Size:L o Rear DerailleurShimano XT

o    Rear DerailleurShimano XT

SRAM XD and XD-R body sold separately

RIDER All Mountain

700c x 25c — fits most road bikes

Specialized Tactic 4 Helmet Size:L o Rear DerailleurShimano XTIts All in Your Tactic. With an unprecedented combination of fit, ventilation, and confidence for trail and enduro riding, the Tactic helmet delivers exceptional coverage and seamless integration with goggles or glasses. Complies with U. S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. Tune a more precise, personalized fit thanks to Tactics slim, incredibly adjustable Integrated Fit System that accommodates variations in head