Bontrager Universal Road/CX/MTB Fender Set

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Bontrager Universal Road/CX/MTB Fender Set

Model 581904

On some rides you want a fender. This Universal Fender is designed for quick and easy installation on road, mountain, gravel, or city bikes so that riding with a fender on any bike can be a game-time decision. The versatile attachment clamp securely mounts most seatposts, and the front and rear set are designed to work with tire widths from 700x23 all the way up to 27.5/29 x 2.8.

Product details

Front and rear fender set fits tire widths from 700x23 to 27.5/29x2.8
Versatile fender offers simple and effective protection from the elements
Universal attachment clamp designed to fit most seatposts
Quick and easy installation or removal

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Versatile design accommodates tires ranging from as small as 700 x 23c all the way up to burly 2.8” mountain bike tires.

Oversized rear fender clamp allows for massive seatpost diameter compatibility. Fits everything from slim 22.2mm diameter posts all the way up to 35mm diameter Trek seat mast caps.

Simple and effective protection from unwanted tire spray that installs in seconds to most bike frames and seatposts.

To accommodate the wide variety of frame designs and geometry, the rear fender comes with an optional angle adjustment piece to ensure optimal coverage.

Use the compatibility guide to match the right parts with your bike and simplify installation of your new accessories.

Learn more

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	Universal (No fat tires), Front and Rear
Compatible tire size	Universal (No fat tires)
Mounting location	Front and Rear
Attachment	Hook and loop strap/Quick Release
Includes hardware	Yes
Material	Plastic

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Prices shown are manufacturer's suggested retail prices.

Weights are based off pre-production products at time of publication. Weights may vary in final production.