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How To: Fix a Flat Bike Tire
Flat? Fixed. Our simple how-to video will show you how to get back on two wheels in no time flat.
"4.5/5"
"This is one of the best bigger road race tyres I've used. You get fast rolling speeds with brilliant comfort and excellent grip."
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"Up there with the best"
"Plain and simple: They're excellent" - Jed from Madison, WI
"Versatile and smooth-rolling"
"The R4s would make superb additions to your bike, not just for their smooth rolling prowess, but for the great grip they offer, too."
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Hard-Case Lite puncture protection
Our lightest-weight puncture protection adds a layer of protection while keeping things light and without sacrificing ride quality.
30-Day Unconditional Guarantee
If for any reason you're not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.
Learn more| Size | 700C x 28mm |
|---|---|
| Diameter | 700C |
| Width | 28mm |
| TPI | 320 TPI |
| Durometer | 57a |
| Bead | Folding |
| Type | Clincher |
| Max pressure | 110psi |
| ETRTO | 28-622 |
| Tread | Semi-slick |
| Construction | Hard-Case Lite |
| Studdable | No |
| Sealant volume | Not applicable |
| Weight | 290g |