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Bontrager Circuit
  • Color: Silver/White
  • Color: Matte Black
  • Color: Gray/Red/White



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Bontrager Circuit

Bontrager's Circuit is a lightweight road helmet that features 21 vents for maximum airflow. It features their one-hand-adjustable Zip-Tite fit system, plus it has an in-molded strap retention system with LockDown strap adjusters for a superb fit and top-notch safety. The premium fit pads not only give you a custom feel, they also help keep your head dry on those hot rides.

- Small = 52-56cm
- Medium = 56-60cm
- Large = 60-64cm



by PowerReviews
Option Barcode Manufacturer's Part Number Store SKU
Silver/White / Small 745889800197 420676 4000
Matte Black / Large 745889800111 420672 3998