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Bontrager Circuit
  • Color: Charcoal/Black
  • Color: Black / Blue / White
  • Color: Black / White / Red
  • Color: White/Silver
  • Color: Visibility Yellow
  • Color: Red/Black/White
  • Color: Black/Vis Yellow

Bontrager Circuit

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$99.99
Availability: Check Store Availability
  • This item is only available through our retail locations. Please visit your nearest Trek Bicycle Store to purchase. Some items listed as "In Stock" may not be immediately available in our store. Please call for verification.
 

Product Details

Bontrager Circuit

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.

- Small = 51-57cm
- Medium = 54-60cm
- Large = 58-63cm

 
  • Part Numbers close open

    Option Barcode Manufacturer's Part Number Store SKU
    Charcoal/Black / Small 00768682342961 433625
    Black / Blue / White / Small 00768682860809 501435
    Black / White / Red / Small 00601479339129 521330
    Black / White / Red / Medium 00601479339617 521331 HEL45483720C
    Black / White / Red / Large 00601479339624 521332 HEL44756529C
    Visibility Yellow / Small 00601479339099 521321
    Visibility Yellow / Medium 00601479339556 521322
    Visibility Yellow / Large 00601479339563 521323 HEL47855924C
    Red/Black/White / Small 00768682343081 433631
    Black/Vis Yellow / Small 00768682343142 433634
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