Bontrager's Circuit 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.
|Option||Barcode||Manufacturer's Part Number||Store SKU|
|Red/Black/White / Small (51-57 cm)||00768682343081||433631||4531637|
|Red/Black/White / Medium (54-60 cm)||00768682343104||433632||4531638|
|Red/Black/White / Large (58-63 cm)||00768682343128||433633||4531639|