Bontrager's Circuit WSD is a lightweight road helmet that features massive vents for maximum airflow. It features their one-hand-adjustable Headmaster fit system, plus it has an in-mold strap retention system with FlatLock strap adjusters for a superb fit and serious safety. The premium fit pads not only give you a custom feel, they also help keep your head dry on those hot rides.
- Small = 51-57cm
- Medium = 54-60cm
|Option||Barcode||Manufacturer's Part Number||Vendor Number|
|White/Miami Green / Small||00601479339037||521313||TRK-521313|
|Black / Pink / Small||00768682860779||501438||TRK-501438|
|Navy/Powder/Red / Small||00601479338979||521307||TRK-521307|
|Navy/Powder/Red / Medium||00601479338986||521308||TRK-521308|