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> Bicycling > Helmets > Adults > Bontrager > Circuit
 
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
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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.

 
  • Part Numbers close open

    Option Barcode Manufacturer's Part Number Store SKU
    Charcoal/Black / Small (51-57 cm) 00768682342961 433625 HEL40307118K
    Charcoal/Black / Medium (54-60 cm) 00768682342985 433626 HEL41687918K
    Charcoal/Black / Large (58-63 cm) 00768682343005 433627 HEL40616863K
    White/Silver / Small (51-57 cm) 00768682343029 433628 HEL38166956R
    White/Silver / Medium (54-60 cm) 00768682343043 433629 HEL39689938R
    White/Silver / Large (58-63 cm) 00768682343067 433630 HEL38738098R
    Red/Black/White / Small (51-57 cm) 00768682343081 433631 HEL40833256E
    Red/Black/White / Medium (54-60 cm) 00768682343104 433632 HEL41763614E
    Black/Vis Yellow / Small (51-57 cm) 00768682343142 433634 HEL41480145W
    Black/Vis Yellow / Medium (54-60 cm) 00768682343166 433635 HEL42432795W
    Black/Vis Yellow / Large (58-63 cm) 00768682343180 433636 HEL37227224N
    Black / Blue / White / Small (51-57 cm) 00768682860809 501435 HEL31457954E
    Black / Blue / White / Medium (54-60 cm) 00768682860793 501436 HEL32291949E
    Black / Blue / White / Large (58-63 cm) 00768682860786 501437 HEL31639131E
    Visibility Yellow / Small (51-57 cm) 00601479339099 521321
    Visibility Yellow / Medium (54-60 cm) 00601479339556 521322
    Visibility Yellow / Large (58-63 cm) 00601479339563 521323
    Black / White / Red / Small (51-57 cm) 00601479339129 521330
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Trek Bicycle Store Tucson
Oro Valley

7645 N. Oracle
Oro Valley, AZ 85704
520.797.9330
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1800 E. Fort Lowell
Tucson, AZ 85719
520.398.5597
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